Guides

415 entries

• #10-24 Screw Dimensions: Head Sizes, Tap Drill and Torque - #10-24 screw: 0.190" diameter, tap drill #25, clearance #2, pan head 0.373", nut 3/8" A/F. UNC and UNF table with torque.
• #10-32 Screw Dimensions: Tap Drill, Clearance and Head Sizes - #10-32 screw: 0.190" diameter, 32 TPI fine thread, tap drill #21, pan head 0.373", nut 3/8" A/F. UNF and UNC compared.
• #12-24 Screw Dimensions: Head Sizes, Tap Drill and Torque - #12-24 screw: 0.216" diameter, tap drill #16, clearance #1, pan head 0.425", nut 7/16" A/F. UNC and UNF table with torque.
• #4-40 Screw Dimensions: Head Sizes, Tap Drill and Torque - #4-40 screw: 0.112" diameter, tap drill #43, clearance #30, pan head 0.219", nut 1/4" A/F. UNC and UNF table with torque.
• #6-32 Screw Dimensions: Head Sizes, Tap Drill and Torque - #6-32 screw: 0.138" diameter, tap drill #36, clearance #25, pan head 0.270", nut 5/16" A/F. UNC and UNF table with torque.
• #8-32 Screw Dimensions: Head Sizes, Tap Drill and Torque - #8-32 screw: 0.164" diameter, tap drill #29, clearance #16, pan head 0.322", nut 11/32" A/F. UNC and UNF table with torque.
• 1 BSP Thread Dimensions: G1 and R1, 33.249 mm OD - 1 BSP thread dimensions: 33.249 mm OD, 11 TPI, pitch 2.309 mm, tapping drill 30.29 mm. G1 vs R1 sealing explained.
• 1-1/2 BSP Thread Dimensions: G1-1/2 and R1-1/2, 47.803 mm OD - 1-1/2 BSP thread dimensions: 47.803 mm OD, 11 TPI, pitch 2.309 mm, tapping drill 44.85 mm. G1-1/2 vs R1-1/2 sealing explained.
• 1-1/2-6 Bolt Specs: Tap Drill, Dimensions + Torque - 1-1/2-6 bolt: 1.500" major diameter, tap drill 1-11/32" (1.3438"), clearance 1-9/16", 2-1/4" wrench, typical Grade 5/8 torque 1940/3160 ft-lb. Full UN
• 1-1/4 BSP Thread Dimensions: G1-1/4 and R1-1/4, 41.910 mm OD - 1-1/4 BSP thread dimensions: 41.910 mm OD, 11 TPI, pitch 2.309 mm, tapping drill 38.95 mm. G1-1/4 vs R1-1/4 sealing explained.
• 1-1/4-7 Bolt Specs: Tap Drill, Dimensions + Torque - 1-1/4-7 bolt: 1.250" major diameter, tap drill 1-7/64" (1.1094"), clearance 1-5/16", 1-7/8" wrench, typical Grade 5/8 torque 1120/1820 ft-lb. Full UNC
• 1-1/8-7 Bolt Specs: Tap Drill, Dimensions + Torque - 1-1/8-7 bolt: 1.125" major diameter, tap drill 63/64" (0.9844"), clearance 1-3/16", 1-11/16" wrench, typical Grade 5/8 torque 800/1280 ft-lb. Full UNC
• 1-8 Bolt Specs: Tap Drill, Dimensions + Torque - 1-8 bolt: 1.000" major diameter, tap drill 7/8" (0.875"), clearance 1-1/16", 1-1/2" wrench, typical Grade 5/8 torque 640/900 ft-lb. Full UNC/UNF chart
• 1/16 BSP Thread Dimensions: G1/16 and R1/16, 7.723 mm OD - 1/16 BSP thread dimensions: 7.723 mm OD, 28 TPI, pitch 0.907 mm, minor diameter 6.561 mm. G1/16 and R1/16 sealing explained.
• 1/2 BSP Thread Dimensions: G1/2 and R1/2, 20.955 mm OD - 1/2 BSP thread dimensions: 20.955 mm OD, 14 TPI, pitch 1.814 mm, tapping drill 18.63 mm. G1/2 vs R1/2 sealing explained.
• 1/2-13 Bolt Specs: Tap Drill, Dimensions + Torque - 1/2-13 bolt: 0.500" major diameter, tap drill 27/64" (0.4219"), clearance 33/64", 3/4" wrench, typical Grade 5/8 torque 75/110 ft-lb. Full UNC/UNF cha
• 1/4 BSP Thread Dimensions: G1/4 and R1/4, 13.157 mm OD - 1/4 BSP thread dimensions: 13.157 mm OD, 19 TPI, pitch 1.337 mm, tapping drill 11.44 mm. G1/4 vs R1/4 sealing explained.
• 1/4-20 Bolt Specs: Tap Drill, Dimensions + Torque - 1/4-20 bolt: 0.250" major diameter, tap drill #7 (0.201"), clearance 17/64", 7/16" wrench, typical Grade 5/8 torque 8/12 ft-lb. Full UNC/UNF chart.
• 1/8 BSP Thread Dimensions: G1/8 and R1/8, 9.728 mm OD - 1/8 BSP thread dimensions: 9.728 mm OD, 28 TPI, pitch 0.907 mm, tapping drill 8.57 mm. G1/8 vs R1/8 sealing explained.
• 2 BSP Thread Dimensions: G2 and R2, 59.614 mm OD - 2 BSP thread dimensions: 59.614 mm OD, 11 TPI, pitch 2.309 mm, tapping drill 56.66 mm. G2 vs R2 sealing explained.
• 2-1/2 BSP Thread Dimensions: G2-1/2 and R2-1/2, 75.184 mm OD - 2-1/2 BSP thread dimensions: 75.184 mm OD, 11 TPI, pitch 2.309 mm, tapping drill 72.23 mm. G2-1/2 vs R2-1/2 sealing explained.
• 3 BSP Thread Dimensions: G3 and R3, 87.884 mm OD - 3 BSP thread dimensions: 87.884 mm OD, 11 TPI, pitch 2.309 mm, tapping drill 84.93 mm. G3 vs R3 sealing explained.
• 3/4 BSP Thread Dimensions: G3/4 and R3/4, 26.441 mm OD - 3/4 BSP thread dimensions: 26.441 mm OD, 14 TPI, pitch 1.814 mm, tapping drill 24.12 mm. G3/4 vs R3/4 sealing explained.
• 3/4-10 Bolt Specs: Tap Drill, Dimensions + Torque - 3/4-10 bolt: 0.750" major diameter, tap drill 21/32" (0.6562"), clearance 49/64", 1-1/8" wrench, typical Grade 5/8 torque 260/380 ft-lb. Full UNC/UNF
• 3/8 BSP Thread Dimensions: G3/8 and R3/8, 16.662 mm OD - 3/8 BSP thread dimensions: 16.662 mm OD, 19 TPI, pitch 1.337 mm, tapping drill 14.95 mm. G3/8 vs R3/8 sealing explained.
• 3/8-16 Bolt Specs: Tap Drill, Dimensions + Torque - 3/8-16 bolt: 0.375" major diameter, tap drill 5/16" (0.3125"), clearance 25/64", 9/16" wrench, typical Grade 5/8 torque 30/45 ft-lb. Full UNC/UNF char
• 30202 Bearing Dimensions: 15x35x11.75mm Tapered Roller - 30202 tapered roller bearing: 15x35x11.75 mm (T), cone 11 mm, cup 10 mm. T vs B vs C explained, brand interchange and setting basics.
• 30203 Bearing Dimensions: 17x40x13.25mm Tapered Roller - 30203 tapered roller bearing: 17x40x13.25 mm (T), cone 12 mm, cup 11 mm. T vs B vs C explained, brand interchange and setting basics.
• 30204 Bearing Dimensions: 20x47x15.25mm Tapered Roller - 30204 tapered roller bearing: 20x47x15.25 mm (T), cone 14 mm, cup 12 mm. T vs B vs C explained, brand interchange and setting basics.
• 30205 Bearing Dimensions: 25x52x16.25mm Tapered Roller - 30205 tapered roller bearing: 25x52x16.25 mm (T), cone 15 mm, cup 13 mm. T vs B vs C explained, brand interchange and setting basics.
• 30206 Bearing Dimensions: 30x62x17.25mm Tapered Roller - 30206 tapered roller bearing: 30x62x17.25 mm (T), cone 16 mm, cup 14 mm. T vs B vs C explained, brand interchange and setting basics.
• 30207 Bearing Dimensions: 35x72x18.25mm Tapered Roller - 30207 tapered roller bearing: 35x72x18.25 mm (T), cone 17 mm, cup 15 mm. T vs B vs C explained, brand interchange and setting basics.
• 30208 Bearing Dimensions: 40x80x19.75mm Tapered Roller - 30208 tapered roller bearing: 40x80x19.75 mm (T), cone 18 mm, cup 16 mm. T vs B vs C explained, brand interchange and setting basics.
• 30209 Bearing Dimensions: 45x85x20.75mm Tapered Roller - 30209 tapered roller bearing: 45x85x20.75 mm (T), cone 19 mm, cup 16 mm. T vs B vs C explained, brand interchange and setting basics.
• 30210 Bearing Dimensions: 50x90x21.75mm Tapered Roller - 30210 tapered roller bearing: 50x90x21.75 mm (T), cone 20 mm, cup 17 mm. T vs B vs C explained, brand interchange and setting basics.
• 30211 Bearing Dimensions: 55x100x22.75mm Tapered Roller - 30211 tapered roller bearing: 55x100x22.75 mm (T), cone 21 mm, cup 18 mm. T vs B vs C explained, brand interchange and setting basics.
• 30212 Bearing Dimensions: 60x110x23.75mm Tapered Roller - 30212 tapered roller bearing: 60x110x23.75 mm (T), cone 22 mm, cup 19 mm. T vs B vs C explained, brand interchange and setting basics.
• 30213 Bearing Dimensions: 65x120x24.75mm Tapered Roller - 30213 tapered roller bearing: 65x120x24.75 mm (T), cone 23 mm, cup 20 mm. T vs B vs C explained, brand interchange and setting basics.
• 30214 Bearing Dimensions: 70x125x26.25mm Tapered Roller - 30214 tapered roller bearing: 70x125x26.25 mm (T), cone 24 mm, cup 21 mm. T vs B vs C explained, brand interchange and setting basics.
• 30215 Bearing Dimensions: 75x130x27.25mm Tapered Roller - 30215 tapered roller bearing: 75x130x27.25 mm (T), cone 25 mm, cup 22 mm. T vs B vs C explained, brand interchange and setting basics.
• 30216 Bearing Dimensions: 80x140x28.25mm Tapered Roller - 30216 tapered roller bearing: 80x140x28.25 mm (T), cone 26 mm, cup 22 mm. T vs B vs C explained, brand interchange and setting basics.
• 304 vs 316 Stainless Steel UK Differences - 304 vs 316 stainless steel: 316 adds 2% molybdenum for chloride resistance. 304 costs 30-50% less. Full spec comparison and when to specify each.
• 4 BSP Thread Dimensions: G4 and R4, 113.030 mm OD - 4 BSP thread dimensions: 113.030 mm OD, 11 TPI, pitch 2.309 mm, tapping drill 110.07 mm. G4 vs R4 sealing explained.
• 5/16-18 Bolt Specs: Tap Drill, Dimensions + Torque - 5/16-18 bolt: 0.312" major diameter, tap drill F (0.257"), clearance 21/64", 1/2" wrench, typical Grade 5/8 torque 17/25 ft-lb. Full UNC/UNF chart.
• 5/8 BSP Thread Dimensions: G5/8 and R5/8, 22.911 mm OD - 5/8 BSP thread dimensions: 22.911 mm OD, 14 TPI, pitch 1.814 mm, tapping drill 20.59 mm. G5/8 vs R5/8 sealing explained.
• 5/8-11 Bolt Specs: Tap Drill, Dimensions + Torque - 5/8-11 bolt: 0.625" major diameter, tap drill 17/32" (0.5312"), clearance 41/64", 15/16" wrench, typical Grade 5/8 torque 150/220 ft-lb. Full UNC/UNF
• 6000 Bearing Size: 10x26x8 mm Dimensions, 2RS and ZZ Types - 6000 bearing size: 10x26x8 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6001 Bearing Dimensions: 12x28x8mm, Seals + Equivalents - 6001 bearing size: 12x28x8 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6002 Bearing Dimensions: 15x32x9mm, Seals + Equivalents - 6002 bearing size: 15x32x9 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6003 Bearing Dimensions: 17x35x10mm, Seals + Equivalents - 6003 bearing size: 17x35x10 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6004 Bearing Dimensions: 20x42x12mm, Seals + Equivalents - 6004 bearing size: 20x42x12 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6005 Bearing Dimensions: 25x47x12mm, Seals + Equivalents - 6005 bearing size: 25x47x12 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6006 Bearing Dimensions: 30x55x13mm, Seals + Equivalents - 6006 bearing size: 30x55x13 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6007 Bearing Dimensions: 35x62x14mm, Seals + Equivalents - 6007 bearing size: 35x62x14 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6008 Bearing Dimensions: 40x68x15mm, Seals + Equivalents - 6008 bearing size: 40x68x15 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 608 Bearing Dimensions: 8x22x7mm, Seals + Equivalents - 608 bearing size: 8x22x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6200 Bearing Dimensions: 10x30x9mm, Seals + Equivalents - 6200 bearing size: 10x30x9 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6201 Bearing Dimensions: 12x32x10mm, Seals + Equivalents - 6201 bearing size: 12x32x10 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6202 Bearing Dimensions: 15x35x11mm, Seals + Equivalents - 6202 bearing size: 15x35x11 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6203 Bearing Dimensions: 17x40x12mm, Seals + Equivalents - 6203 bearing size: 17x40x12 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6204 Bearing Dimensions: 20x47x14mm, Seals + Equivalents - 6204 bearing size: 20x47x14 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6205 Bearing Dimensions: 25x52x15mm, Seals + Equivalents - 6205 bearing size: 25x52x15 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6206 Bearing Dimensions: 30x62x16mm, Seals + Equivalents - 6206 bearing size: 30x62x16 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6207 Bearing Dimensions: 35x72x17mm, Seals + Equivalents - 6207 bearing size: 35x72x17 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6208 Bearing Dimensions: 40x80x18mm, Seals + Equivalents - 6208 bearing size: 40x80x18 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 623 Bearing Dimensions: 3x10x4mm, Seals + Equivalents - 623 bearing size: 3x10x4 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 624 Bearing Dimensions: 4x13x5mm, Seals + Equivalents - 624 bearing size: 4x13x5 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 625 Bearing Dimensions: 5x16x5mm, Seals + Equivalents - 625 bearing size: 5x16x5 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 626 Bearing Dimensions: 6x19x6mm, Seals + Equivalents - 626 bearing size: 6x19x6 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 627 Bearing Dimensions: 7x22x7mm, Seals + Equivalents - 627 bearing size: 7x22x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 628 Bearing Dimensions: 8x24x8mm, Seals + Equivalents - 628 bearing size: 8x24x8 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 629 Bearing Dimensions: 9x26x8mm, Seals + Equivalents - 629 bearing size: 9x26x8 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6300 Bearing Dimensions: 10x35x11mm, Seals + Equivalents - 6300 bearing size: 10x35x11 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6301 Bearing Dimensions: 12x37x12mm, Seals + Equivalents - 6301 bearing size: 12x37x12 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6302 Bearing Dimensions: 15x42x13mm, Seals + Equivalents - 6302 bearing size: 15x42x13 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6303 Bearing Dimensions: 17x47x14mm, Seals + Equivalents - 6303 bearing size: 17x47x14 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6304 Bearing Dimensions: 20x52x15mm, Seals + Equivalents - 6304 bearing size: 20x52x15 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6305 Bearing Dimensions: 25x62x17mm, Seals + Equivalents - 6305 bearing size: 25x62x17 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6306 Bearing Dimensions: 30x72x19mm, Seals + Equivalents - 6306 bearing size: 30x72x19 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6307 Bearing Dimensions: 35x80x21mm, Seals + Equivalents - 6307 bearing size: 35x80x21 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6308 Bearing Dimensions: 40x90x23mm, Seals + Equivalents - 6308 bearing size: 40x90x23 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, SKF/FAG/NSK/NTN equivalents, and fitting basics.
• 6800 Bearing Dimensions: 10x19x5mm, Seals + Equivalents - 6800 bearing size: 10x19x5 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6801 Bearing Dimensions: 12x21x5mm, Seals + Equivalents - 6801 bearing size: 12x21x5 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6802 Bearing Dimensions: 15x24x5mm, Seals + Equivalents - 6802 bearing size: 15x24x5 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6803 Bearing Dimensions: 17x26x5mm, Seals + Equivalents - 6803 bearing size: 17x26x5 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6804 Bearing Dimensions: 20x32x7mm, Seals + Equivalents - 6804 bearing size: 20x32x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6805 Bearing Dimensions: 25x37x7mm, Seals + Equivalents - 6805 bearing size: 25x37x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6806 Bearing Dimensions: 30x42x7mm, Seals + Equivalents - 6806 bearing size: 30x42x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6807 Bearing Dimensions: 35x47x7mm, Seals + Equivalents - 6807 bearing size: 35x47x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6808 Bearing Dimensions: 40x52x7mm, Seals + Equivalents - 6808 bearing size: 40x52x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6809 Bearing Dimensions: 45x58x7mm, Seals + Equivalents - 6809 bearing size: 45x58x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6810 Bearing Dimensions: 50x65x7mm, Seals + Equivalents - 6810 bearing size: 50x65x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6811 Bearing Dimensions: 55x72x9mm, Seals + Equivalents - 6811 bearing size: 55x72x9 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6812 Bearing Dimensions: 60x78x10mm, Seals + Equivalents - 6812 bearing size: 60x78x10 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 685 Bearing Dimensions: 5x11x3mm Open, 5mm Sealed - 685 bearing size: 5x11x3 mm open, 5 mm wide sealed (685ZZ/2RS). Why the widths differ, suffixes and brand equivalents.
• 686 Bearing Dimensions: 6x13x3.5mm Open, 5mm Sealed - 686 bearing size: 6x13x3.5 mm open, 5 mm wide sealed (686ZZ/2RS). Why the widths differ, suffixes and brand equivalents.
• 687 Bearing Dimensions: 7x14x3.5mm Open, 5mm Sealed - 687 bearing size: 7x14x3.5 mm open, 5 mm wide sealed (687ZZ/2RS). Why the widths differ, suffixes and brand equivalents.
• 688 Bearing Dimensions: 8x16x4mm Open, 5mm Sealed - 688 bearing size: 8x16x4 mm open, 5 mm wide sealed (688ZZ/2RS). Why the widths differ, suffixes and brand equivalents.
• 689 Bearing Dimensions: 9x17x4mm Open, 5mm Sealed - 689 bearing size: 9x17x4 mm open, 5 mm wide sealed (689ZZ/2RS). Why the widths differ, suffixes and brand equivalents.
• 6900 Bearing Dimensions: 10x22x6mm, Seals + Equivalents - 6900 bearing size: 10x22x6 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6901 Bearing Dimensions: 12x24x6mm, Seals + Equivalents - 6901 bearing size: 12x24x6 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6902 Bearing Dimensions: 15x28x7mm, Seals + Equivalents - 6902 bearing size: 15x28x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6903 Bearing Dimensions: 17x30x7mm, Seals + Equivalents - 6903 bearing size: 17x30x7 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6904 Bearing Dimensions: 20x37x9mm, Seals + Equivalents - 6904 bearing size: 20x37x9 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6905 Bearing Dimensions: 25x42x9mm, Seals + Equivalents - 6905 bearing size: 25x42x9 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6906 Bearing Dimensions: 30x47x9mm, Seals + Equivalents - 6906 bearing size: 30x47x9 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6907 Bearing Dimensions: 35x55x10mm, Seals + Equivalents - 6907 bearing size: 35x55x10 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6908 Bearing Dimensions: 40x62x12mm, Seals + Equivalents - 6908 bearing size: 40x62x12 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6909 Bearing Dimensions: 45x68x12mm, Seals + Equivalents - 6909 bearing size: 45x68x12 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6910 Bearing Dimensions: 50x72x12mm, Seals + Equivalents - 6910 bearing size: 50x72x12 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6911 Bearing Dimensions: 55x80x13mm, Seals + Equivalents - 6911 bearing size: 55x80x13 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 6912 Bearing Dimensions: 60x85x13mm, Seals + Equivalents - 6912 bearing size: 60x85x13 mm (bore x OD x width, ISO 15). ZZ vs 2RS suffixes, C3 clearance, brand equivalents, and fitting basics.
• 7/16-14 Bolt Specs: Tap Drill, Dimensions + Torque - 7/16-14 bolt: 0.438" major diameter, tap drill U (0.368"), clearance 29/64", 5/8" wrench, typical Grade 5/8 torque 50/70 ft-lb. Full UNC/UNF chart.
• 7/8-9 Bolt Specs: Tap Drill, Dimensions + Torque - 7/8-9 bolt: 0.875" major diameter, tap drill 49/64" (0.7656"), clearance 15/16", 1-5/16" wrench, typical Grade 5/8 torque 430/600 ft-lb. Full UNC/UNF
• 9/16-12 Bolt Specs: Tap Drill, Dimensions + Torque - 9/16-12 bolt: 0.562" major diameter, tap drill 31/64" (0.4844"), clearance 37/64", 13/16" wrench, typical Grade 5/8 torque 110/150 ft-lb. Full UNC/UNF
• A.W. Chesterton Mechanical Seals UK Models - A.W. Chesterton mechanical seals: models 155, 170, UK availability, cross-reference. Get detailed specs and suppliers list.
• Advantage Seal Mechanical Seals UK Cross-Ref - Advantage Seal mechanical seals: models, UK stock lead time 2-7 days, cross-reference equivalents for John Crane/Flowserve/AESSEAL. Get current UK quo
• Advertise with MLC: Sponsored Content Rate Card - MLC's sponsored content rate card: sponsored technical articles, exclusive cluster sponsorships and editorial partnerships. Fixed prices, clear rules.
• AESSEAL Mechanical Seals Models UK Cross-reference - AESSEAL mechanical seals: CMG, CURC, CDSA among top models, UK lead time 2-7 days for stock seals. Chart and specs available.
• AESSEAL vs John Crane Mechanical Seals UK 2026 - AESSEAL vs John Crane mechanical seal comparison for UK industry. Cartridge designs, API 682 compliance, MTBF data, UK service network.
• Aflas 100H FFKM O-Ring UK Suppliers - Aflas 100H FFKM O-ring: 75 Shore A, -10°C to 230°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Aflas 100H vs Kalrez 6375: FFKM Compound Comparison - Compare Aflas 100H and Kalrez 6375 FFKMs with max temps of 230°C and 275°C; find spec chart and details on applications and limitations.
• All Seals Inc Mechanical Seals UK Crossref - All Seals Inc mechanical seals: models, UK availability, cross-reference. Founded 1989, get UK lead times and equivalents for aftermarket use.
• Allen Key Sizes Chart: Metric and Imperial Hex Keys in mm - Allen key size chart for metric (ISO 4762) and imperial (ASME B18.3) socket screws, with every imperial hex key in mm. M6 takes 5 mm, M10 takes 8 mm.
• Aluminium 6082 Properties: Density, Melting Point + Strength - Aluminium 6082 properties: density 2,710 kg/m3, melting 555-650 C (solidus-liquidus), conductivity, expansion, modulus and strength in one table.
• API 682 Mechanical Seals: Categories, Arrangements and Piping Plans - API 682 4th edition explained: seal Categories 1-3 with the real pressure and temperature limits, Arrangements 1-3, and all 31 piping plans.
• Armstrong Fluid Technology UK - Armstrong Fluid Technology UK manufactures HVAC circulator pumps and more since 1934; find verified suppliers by SIC code 28131 in the MLC directory.
• Bearing L10 Life Calculator (ISO 281) - Bearing L10 Life Calculator (ISO 281) calculates million revolutions and hours for ball and roller bearings using dynamic load rating and equivalent l
• Bearing Size Finder: Search by Bore, OD and Width - Find a bearing by size. Enter bore, outside diameter or width to identify any of 100 metric bearings, with ISO 15 dimensions and load ratings.
• Best Angle Grinder (UK, 2026) - Makita, DeWalt, Bosch, Metabo and Milwaukee angle grinders reviewed for UK metalwork. 115mm and 125mm corded and cordless picks with brake and variabl
• Best Anti-Seize Compound (UK, 2026) - Loctite, Permatex, Rocol and Copperslip anti-seize compounds reviewed. Copper, ceramic, nickel and food-grade anti-seize for UK industrial use.
• Best Auto-Darkening Welding Helmets (UK, 2026) - 3M Speedglas 9100XXi and 3 more welding helmets compared for UK buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Auto-Darkening Welding Helmets (US, 2026) - Lincoln Viking 3350 and 4 more welding helmets compared for US buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Bearing Puller Set (UK, 2026) - Sealey, Draper, Laser, and Bahco bearing puller sets reviewed. Internal, external, slide-hammer and blind-hole options for trade workshops.
• Best Bench Grinder (UK, 2026) - Sealey, Draper, JET, Metabo and Record bench grinders reviewed. 6-inch and 8-inch industrial grinders for UK metalworking and tool-room use.
• Best Bench Milling Machine (UK, 2026) - Warco, Sieg, Axminster and Clarke bench mills reviewed for UK workshops. Table size, spindle taper, head travel and rigidity compared for hobby and li
• Best Bench Power Supply (UK, 2026) - Korad KA3005P, Rigol DP832A, Tenma 72-2540 and Siglent SPD3303X-E bench power supplies reviewed for UK electronics engineering and lab use.
• Best Cable Cutter (UK, 2026) - Knipex, Klein Tools, NWS and Bahco cable cutters reviewed. Steel-rope, copper / aluminium and ratcheting cable cutters for UK industrial use.
• Best Cordless Impact Wrench (UK, 2026) - Milwaukee, Makita, DeWalt and Snap-on cordless impact wrenches reviewed. 1/2" and 3/4" drive, 700-2,500 Nm for trade automotive use.
• Best Dial Test Indicator (UK, 2026) - Mitutoyo, Mahr, Insize and Starrett dial test indicators reviewed. 0.5-0.8mm range tools with 0.01mm and 0.002mm graduations for UK inspection work.
• Best Die Grinder (UK, 2026) - Makita, Ingersoll Rand, Chicago Pneumatic and Sealey die grinders reviewed. Air vs electric vs cordless, collet size, rpm and control for UK metalwork
• Best Digital Caliper and Micrometer (UK, 2026) - Mitutoyo, Moore & Wright, and Draper digital calipers and micrometers reviewed. 150mm, 200mm, 300mm sizes — IP67-rated for workshop use.
• Best Drill Bit Set (UK, 2026) - Sutton, Bosch, Dewalt, Bahco and Milwaukee drill bit sets reviewed. HSS, HSS-Co, TiN-coated and carbide bits for UK metalworking and trade use.
• Best Engineer's Bench Vice (UK, 2026) - Record No.5, Wilton, Yost and Sealey engineer's bench vices reviewed. Cast iron and forged steel options for daily trade workshop use.
• Best Engineer's File Set (UK, 2026) - Bahco, Vallorbe, Pferd and Nicholson engineer's file sets reviewed. Flat, half-round, round and needle files in cut grades for UK trade workshop use.
• Best Engineer's Plier Set (UK, 2026) - Knipex, NWS, Wiha, Bahco engineer's plier sets reviewed. Combination, side-cutter, long-nose, water pump pliers — trade-grade for UK workshop use.
• Best Engineer's Screwdriver Set (UK, 2026) - Wera, Wiha, PB Swiss, Felo and Bahco engineer's screwdriver sets reviewed. Slotted, Phillips, Pozidriv and Torx sets — UK trade and electronics picks.
• Best Granite Surface Plate (UK, 2026) - Mitutoyo, Eagle Granite and Moore & Wright surface plates reviewed. Grade 0, 1 and 2 plates for inspection and metrology rooms.
• Best Hand Chain Hoist (UK, 2026) - Yale, Kito, Liftket, Pfaff and Tractel hand chain hoists reviewed. 0.5t to 5t capacity manual lifting hoists for UK workshop and site use.
• Best Height Gauge (UK, 2026) - Mitutoyo, Moore & Wright, Insize and Dasqua height gauges reviewed. Range, resolution, scriber accuracy and granite-plate use for UK marking out and i
• Best Hydraulic Shop Press (UK, 2026) - Sealey, Clarke, Draper and Garage Equipment Direct hydraulic shop presses reviewed. 10-50 ton presses for bearing, bush and shaft work.
• Best Industrial Heat Gun (UK, 2026) - Steinel HG2620E, Bosch GHG 23-66, Makita HG6531CK and DeWalt D26411 heat guns reviewed. 600°C+ industrial heat guns for UK workshop and trade use.
• Best Industrial Torque Wrench (UK, 2026) - Norbar, Bahco, Britool and Sealey torque wrenches reviewed. Click, dial and digital — 5-1500 Nm with UKAS calibration options for trade users.
• Best Industrial Wet/Dry Vacuum (UK, 2026) - Karcher, Numatic, Festool and Nilfisk wet/dry vacuums reviewed. Workshop-grade vacuums for swarf, coolant and dust collection.
• Best Inspection Borescope (UK, 2026) - Teslong, Depstech, Laserliner and Milwaukee borescopes reviewed. Probe diameter, resolution, articulation and dual-camera options for UK engineering i
• Best Laser Distance Measurer (UK, 2026) - Leica DISTO, Bosch GLM, Stabila and DeWalt laser distance measurers reviewed. 30m to 150m models for UK construction, surveying, and engineering use.
• Best Laser Levels (UK, 2026): Cross-Line + 360 - Bosch Professional GLL 3-80 CG and 4 more laser levels compared for UK buyers in 2026: typical prices, who each suits, and what to check before buying
• Best Laser Levels (US, 2026): Cross-Line + 360 - Bosch GLL3-330CG and 4 more laser levels compared for US buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Magnetic Drill Press (UK, 2026) - Evolution EVOMAG28, Milwaukee MDP41, Fein KBM50 and Hougen HMD904 magnetic drill presses reviewed for UK steel fabrication, plant maintenance, and tra
• Best Metal Cutting Chop Saw (UK, 2026) - Three 355 mm metal cutting chop saws compared for UK workshops: cold cut or abrasive, 230V checked, capacity and warranty as of 31 October 2026.
• Best Metalworking Bandsaw (UK, 2026) - Femi, Optimum, Sealey and Clarke metalworking bandsaws reviewed. Vertical, horizontal and combination machines for trade workshops.
• Best MIG Welder (UK, 2026) - R-Tech, Clarke, Sealey, Draper and Parweld MIG welders reviewed for UK fabrication. Gas vs gasless, amperage, duty cycle and synergic control compared
• Best Milling Machine Vice (UK, 2026) - Vertex, Soba, Glanze and Clarke milling machine vices reviewed. Jaw width, parallelism, clamping force and ground accuracy compared for UK workshops.
• Best Mini Metal Lathe (UK, 2026) - Warco, Sieg, Axminster and Clarke mini metal lathes reviewed for UK home workshops. Swing, between-centres, variable speed and threading capability co
• Best Multi-Process Welder (UK, 2026) - Five MIG, TIG and MMA multi-process welders compared for UK buyers, with supply and duty cycle facts checked 31 October 2026.
• Best Multimeter (UK, 2026) - Fluke 87V, Klein MM700, Brymen BM235 and Aneng AN8008 multimeters reviewed for UK electricians, electronics engineers, and lab use.
• Best Multimeters (US, 2026): For Electricians + Engineers - Fluke 117 and 4 more multimeters compared for US buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Oscilloscope (UK, 2026) - Rigol DS1054Z, Siglent SDS1104X-E and Keysight DSOX1102G oscilloscopes reviewed. 50MHz to 200MHz benchtop scopes for UK engineers and makers.
• Best Pillar Drill for Metalworking (UK, 2026) - Optimum, Sealey, Femi and Axminster pillar drills reviewed. Bench, floor-standing, and gear-driven drills for metalwork up to 25mm.
• Best Plasma Cutter (UK, 2026) - Three 40A to 45A plasma cutters compared for UK workshops, with the supply, compressor and cut thickness facts checked 31 October 2026.
• Best Portable Generator for Workshops (UK, 2026) - Three petrol and diesel portable generators compared for UK workshops and sites, with sockets, noise and safety checked 31 October 2026.
• Best Portable Hardness Tester (UK, 2026) - Phase II, TIME, Proceq Equotip and Krautkramer portable hardness testers reviewed. Leeb-type and UCI-type tools for UK metallurgy, welding QA and insp
• Best Portable Power Station for Workshops (UK, 2026) - Three portable power stations compared for UK workshops, with continuous output, battery life and warranty conditions checked 31 October 2026.
• Best Socket Sets (UK, 2026): Buy-Once Kits Compared - Halfords Advanced 150-piece and 3 more socket sets compared for UK buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Socket Sets (US, 2026): Buy-Once Kits Compared - Tekton SKT25302 and 3 more socket sets compared for US buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Soldering Station (UK, 2026) - Hakko FX-888D, Weller WE1010, JBC CD-1BQF and TS100 soldering stations reviewed for UK electronics, makers, and production-rework users.
• Best Tap and Die Set (UK, 2026) - Sutton, Volkel, Cobalt, Bahco and Snap-On tap and die sets reviewed. HSS and cobalt sets for metric, UNC, UNF, BSP and BSPP threads — UK trade picks.
• Best Tap and Die Sets (US, 2026): Thread Cutting + Repair - Irwin Hanson 26376 and 3 more tap and die sets compared for US buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Thermal Imager (UK, 2026) - FLIR E5-XT, FLIR C5, Seek Reveal Pro and Hikmicro Mini2 thermal cameras reviewed for UK electrical, HVAC, and industrial maintenance use.
• Best Thermal Imaging Cameras (UK, 2026) - Ten thermal cameras compared for UK buyers, from £178 phone modules to FLIR trade models near £3,000, with specs checked 31 October 2026.
• Best Thermal Imaging Cameras (US, 2026) - Topdon TC001 and 4 more thermal cameras compared for US buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Threadlocker (UK, 2026) - Loctite 222, 243, 271 and 277 threadlocker reviewed plus Permatex, Henkel and Rocol alternatives. Strength grades, temperature ranges, UK trade picks.
• Best TIG Welders (UK, 2026): AC/DC Picks Compared - R-Tech TIG161 and 4 more TIG welders compared for UK buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best TIG Welders (US, 2026): AC/DC Picks Compared - PrimeWeld TIG225X and 4 more TIG welders compared for US buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Tool Chests + Roller Cabinets (UK, 2026) - Halfords Industrial 9-drawer cabinet and 3 more tool chests compared for UK buyers in 2026: typical prices, who each suits, and what to check before b
• Best Tool Chests + Roller Cabinets (US, 2026) - Husky 52in 15-drawer and 3 more tool chests compared for US buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Torque Screwdriver (UK, 2026) - Wera, Wiha, Norbar, Bahco and Draper torque screwdrivers reviewed. Nm range, accuracy, repeatability and calibration for precision low-torque assembly
• Best Torque Wrenches (UK, 2026): Click, Digital + Split-Beam - Teng Tools 1292AG-E4 and 4 more torque wrenches compared for UK buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best Torque Wrenches (US, 2026): Click, Digital + Split-Beam - Tekton 24335 and 4 more torque wrenches compared for US buyers in 2026: typical prices, who each suits, and what to check before buying.
• Best VFD for UK Workshops 2026 - Schneider, Danfoss, ABB and Invertek VFDs reviewed. 0.4kW to 22kW drives for lathes, mills, pumps and conveyors. Single to 3-phase options.
• Best Workshop Air Compressor (UK, 2026) - Two Sealey workshop air compressors checked against Sealey's own figures: real air delivery (FAD) versus pump displacement, noise, plug and warranty,
• Best Workshop Tool Chest (UK, 2026) - Halfords Advanced, Sealey AP and Snap-on tool chests reviewed. Roller cabinets, top boxes, and combinations rated for trade workshop daily use.
• Bolt Circle (PCD) Calculator: Hole Coordinates and Spacing - Bolt circle calculator: enter PCD and number of holes for X/Y hole coordinates and hole spacing, or work the PCD back from a measured hole spacing.
• Bolt Head Sizes Chart: Metric Hex Bolts M1.6 to M64 - Bolt head sizes for metric hex bolts M1.6 to M64: across flats, head height and nut height, plus socket cap screw head and key sizes. M10 is 16 mm A/F
• Bolt Proof Load Chart: Classes 4.6 to 12.9, M3 to M39 - Bolt proof load and breaking load in kN for M3 to M39, classes 4.6, 8.8, 10.9 and 12.9 to ISO 898-1. An M12 class 8.8 bolt has a proof load of 48.9 kN
• Bolt Torque Calculator - Metric (M3 to M39) - Free bolt torque calculator for metric bolts M3-M39. Property classes 8.8, 10.9, 12.9 with lubrication adjustment. Based on ISO 898-1 and VDI 2230.
• Bolt Torque Settings and Property Classes Explained - Bolt Torque Settings and Property Classes Explained. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selectio
• Brass Properties: Density, Melting Point + Strength - Brass properties: density 8,400-8,600 kg/m3, melting 885-900 C, conductivity, expansion, modulus and strength in one table.
• BS O Ring Sizes Chart BS1806 and AS568 - BS 1806 O-ring size chart from BS001 to BS050 with inside diameter and cross-section in mm and inches. BS 1806 sizes match AS568. Free lookup for UK e
• BSP Pipe Thread Sizes Chart: G and R Threads, 1/8 to 4 inch - BSP pipe thread sizes from 1/8 to 4 inch. Threads per inch, major OD, tapping drill sizes, BSPP and BSPT designations. Free BSP reference chart.
• BSP vs NPT Threads: Why They Don't Mix (UK Guide) - BSP vs NPT threads: 55 vs 60 degree angle, different diameters, not interchangeable. At 1/2 inch BSP is 20.955 mm OD, NPT is 21.336 mm. Full spec comp
• Burgmann Mechanical Seals: Models, UK Availability, Cross-Reference - Burgmann mechanical seals: key models, UK availability, cross-reference. Germany, founded 1884. Get a UK quote.
• Canrez CRZ-660 FFKM O-Ring UK Suppliers - Canrez CRZ-660 FFKM O-ring: 75 Shore A, 0°C to 325°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Canrez CRZ-660 vs Chemraz 615 Comparison - Canrez CRZ-660 vs Chemraz 615: FFKM compounds compared at 325°C and 324°C max temp, with side-by-side specs and applications chart.
• Canrez CRZ-660 vs Kalrez 4079 Comparison - Compare Canrez CRZ-660 and Kalrez 4079 FFKM compounds with max temps of 325°C and 316°C respectively. Chart details hardness, applications, manufactur
• Canrez CRZ-660 vs Simriz SZ487 FFKM Comparison - Compare Canrez CRZ-660 and Simriz SZ487 FFKM compounds with max temps of 325°C and 300°C respectively. Chart details hardness, applications, manufactu
• Chemraz 505 FFKM O-Ring Specs UK Suppliers - Chemraz 505 FFKM O-ring: 75 Shore A, -34°C to 230°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Chemraz 505 vs Kalrez 0040 Comparison - Compare Chemraz 505 and Kalrez 0040 for aerospace use; max temps 230°C vs 250°C, hardness 75 Shore A vs 70 Shore A. Find spec comparison chart.
• Chemraz 526 FFKM O-Ring UK Suppliers - Chemraz 526 FFKM O-ring: 75 Shore A, -10°C to 327°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Chemraz 526 vs Kalrez 7075 Comparison - Compare Chemraz 526 and Kalrez 7075 for semiconductor use at 327°C max temp. Chart details continuous service range, hardness, and manufacturer.
• Chemraz 526 vs Simriz SZ485 Comparison - Compare Chemraz 526 and Simriz SZ485 FFKMs with max temps of 327°C and 280°C, respectively. Chart details hardness, applications, and manufacturers.
• Chemraz 555 FFKM O-Ring UK Suppliers - Chemraz 555 FFKM O-ring: 75 Shore A, -20°C to 240°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Chemraz 555 vs Isolast J9503 Comparison - Compare Chemraz 555 and Isolast J9503 FFKMs at 240°C vs 230°C for pharmaceutical use. Chart details continuous temp range, hardness, and manufacturer.
• Chemraz 555 vs Kalrez 6375 Comparison - Compare Chemraz 555 and Kalrez 6375 FFKMs with max temps of 240°C and 275°C; find spec chart and details on applications.
• Chemraz 555 vs Simriz SZ481 Comparison - Compare Chemraz 555 and Simriz SZ481 FFKMs with max temps of 240°C and 230°C respectively. Chart details hardness, applications, manufacturers.
• Chemraz 615 FFKM O-Ring Specs UK - Chemraz 615 FFKM O-ring: 75 Shore A, -10°C to 324°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Chemraz 615 vs Isolast J9504 Comparison - Compare Chemraz 615 and Isolast J9504 FFKMs with max temps of 324°C and 270°C for refinery use. Chart details hardness, applications, manufacturers.
• Chemraz 615 vs Kalrez 4079 FFKM Comparison - Compare Chemraz 615 and Kalrez 4079 for FFKM compounds at 324°C vs 316°C max temp. Get spec chart and details on applications, manufacturers.
• Chemraz 615 vs Markez Z1: FFKM Compound Comparison - Compare Chemraz 615 and Markez Z1 FFKMs at 324°C vs 327°C max temp, learn specs and applications for chemical and refinery use.
• Chemraz 615 vs Perlast G75B Comparison - Compare Chemraz 615 and Perlast G75B FFKMs with max temps of 324°C and 327°C, respectively. Chart details hardness, applications, and manufacturers.
• Chemraz 615 vs Simriz SZ487 Comparison - Compare Chemraz 615 and Simriz SZ487 FFKMs with max temps of 324°C and 300°C, respectively. Chart details hardness, applications, manufacturers.
• Chemraz 633 FFKM O-Ring UK Suppliers - Chemraz 633 FFKM O-ring: 90 Shore A, 0°C to 327°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Chemraz 633 vs Kalrez 8475 Comparison - Compare Chemraz 633 and Kalrez 8475 for oil and gas use; both FFKM compounds differ by 2°C in max temp at 327°C vs 325°C. Specifications chart include
• Chemraz 633 vs Perlast G90A Comparison - Compare Chemraz 633 and Perlast G90A FFKMs with max temps of 327°C and 270°C; find spec chart and details on applications and manufacturers.
• Chemraz 696 FFKM O-Ring UK Suppliers - Chemraz 696 FFKM O-ring: 90 Shore A, 0°C to 327°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Chemraz 696 vs Kalrez 9100 Comparison - Compare Chemraz 696 and Kalrez 9100 FFKMs at 327°C max temp; find spec differences and application suitability in side-by-side chart.
• Chemraz FFKM Compounds: 6 Grades Compared - Chemraz FFKM compounds compared: 6 grades with maximum temperature, hardness and cross-references. Greene Tweed perfluoroelastomer O-rings.
• Choosing the Right Bearing for Your Application - How to Choose the Right Bearing for Your Application. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selecti
• Copper Properties: Density, Melting Point + Strength - Copper properties: density 8,960 kg/m3, melting 1,083-1,085 C, conductivity, expansion, modulus and strength in one table.
• Dean Pump Mechanical Seals UK Models - Dean Pump (Met-Pro) mechanical seals: key models, UK availability, cross-reference. USA, founded 1934. Get a UK quote.
• Density of Metals Chart: Steel 7,850, Aluminium 2,700 kg/m3 (27 Metals) - Density of steel is 7,850 kg/m3 (7.85 g/cm3), aluminium 2,700, copper 8,960. Chart of 27 engineering metals in kg/m3 and g/cm3 with worked weight exam
• Depac Mechanical Seals UK Models Cross-reference - Depac mechanical seals: models like 343, UK availability in 2-7 days, cross-reference to equivalents. Get a current UK quote.
• Dutypoint Packaged Pumping Systems 1981 Gloucester - Dutypoint manufactures packaged pumping systems since 1981 in Gloucester; find product lines, UK suppliers, and genuine parts identification details.
• Eagle Industry Mechanical Seals: Models, UK Availability, Cross-Reference - Eagle Industry mechanical seals: EM, EE, EK, EJ series; UK availability, lead times, and cross-references for automotive use.
• EagleBurgmann Mechanical Seals UK Models - EagleBurgmann mechanical seals: M7N, M2N models, UK stock available, cross-reference options. Get detailed specs and availability.
• Engineering Calculators and Charts: 35 UK Reference Tools - 35 engineering calculators and reference charts: thread pitch, bolt torque, bearing sizes, tolerances, hardness, pipe schedules and unit conversion.
• Engineering Unit Converter (Metric / Imperial) - Engineering unit converter: metric to imperial for length, torque, pressure, flow, power, temperature. 1 bar = 14.5 psi, 1 Nm = 0.738 lb-ft.
• Festo UK - Festo UK offers pneumatic cylinders, solenoid valves, and more from its Northampton HQ since 1960. Find suppliers by SIC code 28120 for genuine parts.
• Festo vs SMC Pneumatic Cylinders UK 2026 - Festo vs SMC pneumatic cylinders, valves and fittings compared. ISO 15552 sizes, stroke options, UK availability and trade pricing for industrial auto
• Flange PCD and Bolt Hole Chart EN 1092-1 ANSI - Flange PCD chart for EN 1092-1 PN 16 (DN 15 to DN 500) and ANSI B16.5 Class 150. Find pitch circle diameter, bolt count, hole size, and bolt size for
• Flowserve Mechanical Seals UK Models - Flowserve mechanical seals: ISC2, BX, Durametallic RO models; UK lead time 2-7 days for stock seals. Cross-reference chart included.
• Fluiten Mechanical Seals UK Models Crossref - Fluiten mechanical seals: key models, UK availability, cross-reference. Italy, founded 1977. Get a UK quote.
• Fraction to MM Conversion Chart (Drill and Bolt Sizes) - Fraction to mm conversion chart for drill bits and bolts, 1/64 to 1 inch. Decimal inch and exact millimetre equivalents plus nearest metric drills.
• Friction Coefficient Chart: Typical Values by Material Pair - Coefficient of friction chart: steel, cast iron, brass, PTFE, nylon and rubber pairs, static and kinetic, dry and lubricated - with the caveats that m
• Garlock Mechanical Seals UK Models Cross Ref - Garlock Sealing Technologies mechanical seals: key models, UK availability, cross-reference. USA, founded 1887. Get a UK quote.
• Gasket Material Selection for PxT Limits - Gasket Material Selection for Temperature and Pressure. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selec
• Grant UK - Grant UK manufactures oil boilers, biomass boilers, and Aerona heat pumps from Devizes, Wiltshire; find verified suppliers in SIC category 28210 direc
• Grey cast iron Properties: Density, Melting Point + Strength - Grey cast iron properties: density 7,100-7,300 kg/m3, melting 1,150-1,200 C, conductivity, expansion, modulus and strength in one table.
• Grundfos Pumps UK: Circulator Alpha Magna Models - Grundfos UK: circulator pumps, Leighton Buzzard, Bedfordshire HQ. energy-efficient circulator pumps (Alpha, Magna) and industrial CR multistage pumps.
• Grundfos vs Wilo Circulator Pumps (UK Buyer Guide) - Grundfos vs Wilo circulator pumps: Alpha 2 vs Yonos PARA, Magna 3 vs Stratos. Both meet EEI 0.20, UK prices £170-260, installer guide.
• Hardness Conversion Chart: HRC, HRB, HB, HV + Tensile - Hardness conversion chart HRC, HRB, HB, HV and tensile MPa, HV 100-940, with an interpolating converter. ASTM E140 / ISO 18265 correlations.
• Hayward Tyler UK - Hayward Tyler UK: boiler circulating pumps, Luton, Bedfordshire HQ. glandless boiler circulating pumps for nuclear and coal-fired power stations.
• Hopkinsons Mechanical Seals UK Models Cross Ref - Hopkinsons mechanical seals: models, UK availability, cross-reference. Founded 1882, get UK quotes and equivalents for power generation use.
• How to Identify an Unknown Thread - How to Identify an Unknown Thread. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selection criteria for UK
• How to Read a Bearing Designation Number - How to Read a Bearing Designation Number. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selection criteria
• Hydraulic Hose Sizing and Selection - Hydraulic Hose Sizing and Selection. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selection criteria for U
• Inches to mm Conversion Chart: Every Fraction 1/64 to 3 Inches - Inches to mm chart: every 1/64 fraction to 1 inch, then to 3 inches. Exact values (1 inch = 25.4 mm), decimal equivalents, and mm-to-inch method.
• Inpro/Seal Mechanical Seals UK Models - Inpro/Seal mechanical seals: VBX, VBXX, IFR models; UK availability 2-7 days for stock seals. Get cross-reference and UK quotes.
• ISO 898-1 vs ASTM A307 Bolt Standards - ISO 898-1 vs ASTM A307: metric 8.8 bolts (800 MPa) vs American A307 (414 MPa). Grade stamp, tensile strengths, UK/US bolt standards compared.
• ISO Tolerance and Fit Guide for Engineers - ISO Tolerance and Fit Guide for Engineers. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selection criteria
• ISO Tolerance Chart: H7, h6, g6 Limits and Fits (ISO 286) - ISO 286 tolerance chart for holes and shafts 0 to 500 mm: H7, H8, h6, g6, k6, p6 and 26 more classes in micrometres, IT grades and a fit calculator.
• Isolast J9503 FFKM O-Ring UK Suppliers - Isolast J9503 FFKM O-ring: 75 Shore A, -15°C to 230°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Isolast J9503 vs Kalrez 6375 Comparison - Compare Isolast J9503 and Kalrez 6375 for FFKM compounds, noting temp ranges of 230°C vs 275°C and applications in chemical and pharmaceutical industr
• Isolast J9504 FFKM O-Ring UK Suppliers - Isolast J9504 FFKM O-ring: 75 Shore A, -10°C to 270°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Isolast J9504 vs Kalrez 4079 Comparison - Compare Isolast J9504 and Kalrez 4079 for FFKM compounds, noting max temps of 270°C and 316°C, hardness, and applications, specification guide include
• John Crane Mechanical Seals UK Models Crossref - John Crane mechanical seals: Models Type 21, 9, 2100; UK availability, cross-reference. Get current UK quotes and equivalents.
• Kalrez 0040 FFKM O-Ring Specs UK Suppliers - Kalrez 0040 FFKM O-ring: 70 Shore A, -25°C to 250°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Kalrez 4079 FFKM O-Ring UK Suppliers - Kalrez 4079 FFKM O-ring: 75 Shore A, 0°C to 316°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Kalrez 4079 vs Markez Z1: FFKM Compound Comparison - Compare Kalrez 4079 and Markez Z1 FFKM compounds with max temps of 316°C and 327°C; find spec details and applications chart.
• Kalrez 4079 vs Markez Z40: FFKM Compound Comparison - Compare Kalrez 4079 and Markez Z40 FFKM compounds at 316°C max temp; find spec differences and application guidance in side-by-side chart.
• Kalrez 4079 vs ParoFluor V8545-75 Comparison - Compare Kalrez 4079 and ParoFluor Ultra V8545-75 FFKM compounds with max temps of 316°C and 318°C for chemical applications. Chart included.
• Kalrez 4079 vs Perlast G75B Comparison - Compare Kalrez 4079 and Perlast G75B FFKM compounds with max temps of 316°C and 327°C respectively for chemical applications. Chart included.
• Kalrez 4079 vs Simriz SZ487 Comparison - Compare Kalrez 4079 and Simriz SZ487 FFKMs for chemical applications, noting 316°C vs 300°C max temp. Get detailed specs and comparison chart.
• Kalrez 6375 FFKM O-Ring Specs UK Suppliers - Kalrez 6375 FFKM O-ring: 75 Shore A, -7°C to 275°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Kalrez 6375 vs Perlast G80A Comparison - Compare Kalrez 6375 and Perlast G80A FFKMs for chemical processes, noting 275°C vs 260°C max temp. Chart details included.
• Kalrez 6375 vs Simriz SZ481 Comparison - Compare Kalrez 6375 and Simriz SZ481 FFKMs with max temps of 275°C and 230°C respectively for chemical process applications. Chart included.
• Kalrez 6375 vs Tecnoflon PFR94 Comparison - Compare Kalrez 6375 and Tecnoflon PFR PFR94 FFKM compounds with max temps of 275°C and 230°C respectively. Chart details hardness, applications, manuf
• Kalrez 7075 FFKM O-Ring UK Suppliers - Kalrez 7075 FFKM O-ring: 75 Shore A, 0°C to 327°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Kalrez 7075 vs Perlast ICE Comparison - Compare Kalrez 7075 and Perlast ICE FFKMs; 327°C max temp for Kalrez vs 325°C. Chart details hardness, applications, manufacturers.
• Kalrez 7075 vs Simriz SZ485 Comparison - Compare Kalrez 7075 and Simriz SZ485 FFKMs for semiconductor use, with max temps of 327°C and 280°C respectively. Chart details included.
• Kalrez 8475 FFKM O-Ring UK Suppliers - Kalrez 8475 FFKM O-ring: 90 Shore A, 0°C to 325°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Kalrez 8475 vs Perlast G90A Comparison - Compare Kalrez 8475 and Perlast G90A for oil and gas use, noting 325°C vs 270°C max temp. Chart details hardness, applications, manufacturers.
• Kalrez 8475 vs Tecnoflon PFR95 Comparison - Compare Kalrez 8475 and Tecnoflon PFR PFR95 FFKM compounds with max temps of 325°C and 250°C for oil and gas applications. Spec chart included.
• Kalrez 9100 FFKM O-Ring UK Suppliers - Kalrez 9100 FFKM O-ring: 90 Shore A, 0°C to 327°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Kalrez 9100 vs Simriz SZ498 Comparison - Compare Kalrez 9100 and Simriz SZ498 FFKMs at 327°C max temp, same hardness, find spec chart and details on applications, manufacturers.
• Kalrez FFKM Compounds: 6 Grades Compared - Kalrez FFKM compounds compared: 6 grades with maximum temperature, hardness and cross-references. DuPont (Chemours) perfluoroelastomer O-rings.
• Kalrez vs Chemraz O-Rings UK Trade 2026 - Kalrez vs Chemraz FFKM perfluoroelastomer O-rings compared. Temperature, chemical compatibility, UK availability, price for semiconductor and chemical
• Kameyama Iron Works Mechanical Seals UK Cross-Ref - Kameyama Iron Works mechanical seals: key models, UK availability, cross-reference. Japan, founded 1922. Get a UK quote.
• Keyway Dimensions Chart: Metric Key Sizes by Shaft Diameter - Keyway dimensions chart to BS 4235 / DIN 6885: key size, keyway width and depth for shafts 6 to 500 mm. A 25 mm shaft takes an 8 x 7 key.
• Klinger Mechanical Seals UK Models Cross-reference - Klinger mechanical seals: key models, UK availability, cross-reference. Austria / Switzerland, founded 1886. Get a UK quote.
• KSB vs Grundfos Circulator Pumps: UK HVAC Trade Comparison (2026) - KSB vs Grundfos circulator pumps for UK heating + chilled-water systems. Wet-rotor design, EuP efficiency, lifespan, BMS integration, UK service netwo
• Latty International Mechanical Seals UK Cross-Ref - Latty International mechanical seals: key models, UK availability, cross-reference. France, founded 1920. Get a UK quote.
• Leak-Pack (LeakProof Engineering) Mechanical Seals: Models, UK Availability, Cross-Reference - Leak-Pack (LeakProof Engineering) mechanical seals: LP cartridge series, UK lead time 2-7 days for stock seals, cross-reference chart included.
• Lepu Seal Mechanical Seals UK Models Cross Ref - Lepu Seal mechanical seals: models, UK availability, cross-reference. Founded 1999, get UK quotes and equivalents for Lepu 502/503/120 series.
• Loctite 243 vs 271 Threadlocker UK Comparison - Loctite 243 vs 271 thread locker compared. Medium vs high strength, removal torque, temperature, oily fastener tolerance for UK trade engineering use.
• M10 Bolt Size in mm: Full Spec Table, All Grades - M10 bolt specifications - 1.5mm thread pitch, 8.5mm tap drill, 11mm clearance hole, 17mm hex (DIN 933), 50 Nm torque at grade 8.8. Full spec table.
• M10 Nut Dimensions: A/F, Thickness & Spanner Size - An M10 nut is 16.0mm across flats (17.0mm for DIN 934), 8.4mm thick, with 1.5mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes
• M10 Screw Dimensions: Head Sizes, Pitch and Drill Sizes - M10 screw dimensions: pan head 20 mm, socket cap 16 mm, countersunk 18.3 mm. Pitch 1.5 mm, tap drill 8.5 mm, clearance 11 mm.
• M12 Nut Dimensions: A/F, Thickness & Spanner Size - An M12 nut is 18.0mm across flats (19.0mm for DIN 934), 10.8mm thick, with 1.75mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner siz
• M12 Standard Pitch: Full Spec Table with Torque - The M12 standard pitch is 1.75mm coarse per ISO 261. M12 has a 12mm diameter, 10.2mm tap drill, 13mm clearance hole and 18mm hex. Full spec table.
• M14 Bolt Specifications - M14 bolt specifications: 2.0 mm coarse pitch, 12.0 mm tap drill, 21.0 mm spanner, 12.0 mm hex key, 135 Nm torque for class 8.8. Complete ISO 261 refer
• M14 Nut Dimensions: A/F, Thickness & Spanner Size - An M14 nut is 21.0mm across flats (22.0mm for DIN 934), 12.8mm thick, with 2.0mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner size
• M16 Bolt Pitch: 2.0mm, 17mm Hole, 24mm Hex - An M16 bolt uses a 2.0mm coarse pitch with a 17.0mm clearance hole and a 24mm hex head. Full ISO 261 spec table with tap drill, clearance and torque.
• M16 Nut Dimensions: A/F, Thickness & Spanner Size - An M16 nut is 24.0mm across flats, 14.8mm thick, with 2.0mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M18 Bolt Specifications - M18 bolt specifications: 2.5 mm coarse pitch, 15.5 mm tap drill, 27.0 mm spanner, 14.0 mm hex key, 285 Nm torque for class 8.8. Complete ISO 261 refer
• M18 Nut Dimensions: A/F, Thickness & Spanner Size - An M18 nut is 27.0mm across flats, 15.8mm thick, with 2.5mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M2 Screw and Bolt Dimensions: Head Sizes, Pitch, Drill Sizes - M2 screw dimensions: pan head 4 mm, socket cap 3.8 mm, countersunk 3.8 mm. Pitch 0.4 mm, tap drill 1.6 mm, clearance 2.4 mm.
• M2.5 Screw and Bolt Dimensions: Head Sizes, Pitch, Drill Sizes - M2.5 screw dimensions: pan head 5 mm, socket cap 4.5 mm, countersunk 4.7 mm. Pitch 0.45 mm, tap drill 2.05 mm, clearance 2.9 mm.
• M20 Nut Dimensions: A/F, Thickness & Spanner Size - An M20 nut is 30.0mm across flats, 18.0mm thick, with 2.5mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M20 Standard Pitch: Full Spec Table with Torque - The M20 standard pitch is 2.5mm coarse per ISO 261. M20 has a 20mm diameter, 17.5mm tap drill, 21mm clearance hole and 30mm hex head. Full spec table.
• M22 Bolt Specifications - M22 bolt specifications: 2.5 mm coarse pitch, 19.5 mm tap drill, 34.0 mm spanner, 17.0 mm hex key, 550 Nm torque for class 8.8. Complete ISO 261 refer
• M22 Nut Dimensions: A/F, Thickness & Spanner Size - An M22 nut is 34.0mm across flats (32.0mm for DIN 934), 19.4mm thick, with 2.5mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner size
• M24 Nut Dimensions: A/F, Thickness & Spanner Size - An M24 nut is 36.0mm across flats, 21.5mm thick, with 3.0mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M24 Standard Pitch: Full Spec Table with Torque - M24 bolt standard pitch is 3.0 mm coarse (ISO 261). Full dimensions: 21 mm tap drill, 25 mm clearance hole, 36 mm hex head A/F, 690 Nm torque at grade
• M27 Bolt Specifications - M27 bolt specifications: 3.0 mm coarse pitch, 24.0 mm tap drill, 41.0 mm spanner, 19.0 mm hex key, 1020 Nm torque for class 8.8. Complete ISO 261 refe
• M27 Nut Dimensions: A/F, Thickness & Spanner Size - An M27 nut is 41.0mm across flats, 23.8mm thick, with 3.0mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M3 Bolt Size: Diameter, Pitch, Spanner Size and Drill Sizes - M3 bolt size: 3 mm diameter, 0.5 mm coarse pitch, 5.5 mm spanner (A/F), 2.5 mm tap drill, 2.5 mm hex key, 1.3 Nm torque for class 8.8. ISO 261 referen
• M3 Nut Dimensions: A/F, Thickness & Spanner Size - An M3 nut is 5.5mm across flats, 2.4mm thick, with 0.5mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M3 Screw Dimensions: Head Sizes, Pitch and Drill Sizes - M3 screw dimensions: pan head 5.6 mm, socket cap 5.5 mm, countersunk 5.5 mm. Pitch 0.5 mm, tap drill 2.5 mm, clearance 3.4 mm.
• M30 Bolt Specifications - M30 bolt specifications: 3.5 mm coarse pitch, 26.5 mm tap drill, 46.0 mm spanner, 22.0 mm hex key, 1390 Nm torque for class 8.8. Complete ISO 261 refe
• M30 Nut Dimensions: A/F, Thickness & Spanner Size - An M30 nut is 46.0mm across flats, 25.6mm thick, with 3.5mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M36 Bolt Specifications - M36 bolt specifications: 4.0 mm coarse pitch, 32.0 mm tap drill, 55.0 mm spanner, 27.0 mm hex key, 2420 Nm torque for class 8.8. Complete ISO 261 refe
• M36 Nut Dimensions: A/F, Thickness & Spanner Size - An M36 nut is 55.0mm across flats, 31.0mm thick, with 4.0mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M4 Nut Dimensions: A/F, Thickness & Spanner Size - An M4 nut is 7.0mm across flats, 3.2mm thick, with 0.7mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M4 Screw and Bolt Dimensions: Head Sizes, Pitch, Drill Sizes - M4 screw dimensions: pan head 8 mm, socket cap 7 mm, countersunk 8.4 mm. Pitch 0.7 mm, tap drill 3.3 mm, clearance 4.5 mm.
• M42 Bolt Specifications - M42 bolt specifications: 4.5 mm coarse pitch, 37.5 mm tap drill, 65.0 mm spanner, 32.0 mm hex key, 3870 Nm torque for class 8.8. Complete ISO 261 refe
• M42 Nut Dimensions: A/F, Thickness & Spanner Size - An M42 nut is 65.0mm across flats, 34.0mm thick, with 4.5mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M5 Bolt Dimensions: Full Spec Table, All Grades - An M5 bolt is 5.0mm nominal diameter with a 0.8mm coarse pitch and a 5.5mm clearance hole. Full ISO 261 spec table with tap drill, clearance and torqu
• M5 Nut Dimensions: A/F, Thickness & Spanner Size - An M5 nut is 8.0mm across flats, 4.7mm thick, with 0.8mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M5 Screw Dimensions: Head Sizes, Pitch and Drill Sizes - M5 screw dimensions: pan head 9.5 mm, socket cap 8.5 mm, countersunk 9.3 mm. Pitch 0.8 mm, tap drill 4.2 mm, clearance 5.5 mm.
• M6 Bolt Size & Dimensions in mm - An M6 bolt has a 6.0mm nominal diameter, 1.0mm coarse pitch, 5.0mm tap drill and 10mm hex head. Full ISO 261 spec table, clearance holes and torque.
• M6 Nut Dimensions: A/F, Thickness & Spanner Size - An M6 nut is 10.0mm across flats, 5.2mm thick, with 1.0mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M6 Screw Dimensions: Head Sizes, Pitch and Drill Sizes - M6 screw dimensions: pan head 12 mm, socket cap 10 mm, countersunk 11.3 mm. Pitch 1 mm, tap drill 5 mm, clearance 6.6 mm.
• M8 Bolt Size in mm: Full Spec Table, All Grades - An M8 bolt is 8.0mm nominal diameter with a 1.25mm coarse pitch and a 13mm hex head. Full ISO 261 spec table with tap drill, clearance and torque.
• M8 Nut Dimensions: A/F, Thickness & Spanner Size - An M8 nut is 13.0mm across flats, 6.8mm thick, with 1.25mm coarse pitch. Full ISO 4032 spec table with thin nut and spanner sizes.
• M8 Screw Size: Head Diameter, Pitch and Drill Sizes (mm) - M8 screw dimensions: pan head 16 mm, socket cap 13 mm, countersunk 15.8 mm. Pitch 1.25 mm, tap drill 6.8 mm, clearance 9 mm.
• Magnatex Pumps Mechanical Seals UK Models - Magnatex Pumps mechanical seals: models, UK stock lead time 2-7 days, cross-reference to competitors. Get detailed specs and suppliers list.
• Markez Z1 FFKM O-Ring UK Suppliers - Markez Z1 FFKM O-ring: 75 Shore A, -25°C to 327°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Markez Z1 vs Perlast G75B: FFKM Compound Comparison - Compare Markez Z1 and Perlast G75B FFKM compounds at 327°C max temp; find spec differences in temperature range, hardness, and use cases.
• Markez Z40 FFKM O-Ring UK Suppliers - Markez Z40 FFKM O-ring: 75 Shore A, 0°C to 316°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Mechanical Seal Types and Selection Guide - Mechanical Seal Types and Selection Guide. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selection criteria
• Metal Strength Chart: Yield and Tensile Strength of 23 Metals - Metal strength chart: yield and tensile strength in MPa for 23 engineering metals, with the condition each applies to. S355 steel yield is 355 MPa min
• Metric Bolt Torque Chart: M3 to M39, Class 8.8, 10.9, 12.9 - Metric bolt torque chart for M3 to M39 in property classes 8.8, 10.9 and 12.9, dry threads, with the formula, the preload basis and ISO 898-1 strength
• Metric O-Ring Size Chart - ISO 3601 - ISO 3601 metric O-ring sizes with inside diameter, cross-section, tolerances, and material options. Free reference chart for UK engineers.
• Metric Thread Pitch Chart: Coarse and Fine Pitch, M1.6 to M64 - Metric thread pitch chart, M1.6 to M64: coarse and fine pitch with tap drill sizes (ISO 261). Coarse pitch: M6 1 mm, M8 1.25 mm, M10 1.5 mm, M12 1.75
• Mild steel Properties: Density, Melting Point + Strength - Mild steel properties: density 7,850 kg/m3, melting 1,425-1,540 C, conductivity, expansion, modulus and strength in one table.
• Mitsubishi MCI Mechanical Seals UK Models - Mitsubishi Cable Industries (MCI) mechanical seals: models, UK availability, cross-reference. Founded 1936, get UK lead times and supplier details.
• Mitutoyo vs Mahr Micrometers UK Comparison 2026 - Mitutoyo vs Mahr digital and mechanical micrometers compared. Accuracy, IP rating, anvil design, UKAS calibration, UK availability for trade inspectio
• Mitutoyo vs Moore & Wright Precision Tools UK 2026 - Mitutoyo vs Moore & Wright digital calipers, micrometers and height gauges compared. Trade UK guide to which precision brand fits your workshop.
• Nitrile Rubber (NBR) Properties: Temperature and Hardness - Nitrile rubber (NBR) properties: hardness 20 to 95 Shore A, tensile strength 3.4 to 17.2 MPa, temperature range and oil, fuel and chemical resistance.
• Norbar vs Bahco Torque Wrenches UK 2026 - Norbar vs Bahco torque wrenches compared. UKAS calibration, accuracy, click vs dial, made-in-UK vs Swedish. Trade workshop pick for automotive + indus
• Norgren UK - Norgren UK manufactures pneumatic valves since 1947 in Lichfield; find authorised distributors and product specs for FRLs and ISO cylinders.
• NPT Thread Sizes Chart: 1/16 to 24 inch, TPI, OD and Tap Drill - NPT thread chart for 1/16 to 24 inch: threads per inch, pipe OD in inches and mm, pitch diameter, hand-tight engagement, thread length and tap drill s
• NSK UK - NSK UK manufactures precision ball bearings since 1976 in Newark and Peterlee; find authorised distributors and product specs for bearings, guides, sc
• O-Ring Material Selection Guide - O-Ring Material Selection Guide. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selection criteria for UK en
• O-Ring Size Finder - BS 1806 & Metric Lookup - Free O-ring size finder with BS 1806 lookup. Search by size number or diameter. Cross-reference metric and imperial dimensions for UK engineering.
• OEM O-Ring and Seal Supply UK: Production Quantities - How OEM O-ring and seal supply works in the UK: what to put in a production RFQ, how blanket orders and call-offs work, and how to get a price back in
• Pac-Seal Mechanical Seals UK Models Crossref - Pac-Seal mechanical seals: 800, 802, 850 series; UK availability, cross-reference guide with lead times and equivalents.
• Parker Hannifin UK - Parker Hannifin UK: hydraulic pumps, Warwick (multiple UK sites) HQ. one of the largest global motion and control manufacturers.
• ParoFluor Ultra V8545-75 FFKM O-Ring UK Suppliers - ParoFluor Ultra V8545-75 FFKM O-ring: 75 Shore A, 0°C to 318°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Perlast FFKM Compounds: 4 Grades Compared - Perlast FFKM compounds compared: 4 grades with maximum temperature, hardness and cross-references. Precision Polymer Engineering perfluoroelastomer O-
• Perlast G75B FFKM O-Ring UK Suppliers - Perlast G75B FFKM O-ring: 75 Shore A, 0°C to 327°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Perlast G80A FFKM O-Ring UK Suppliers - Perlast G80A FFKM O-ring: 80 Shore A, -15°C to 260°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Perlast G90A FFKM O-Ring UK Suppliers - Perlast G90A FFKM O-ring: 90 Shore A, 0°C to 270°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Perlast ICE FFKM O-Ring Specs UK Suppliers - Perlast ICE FFKM O-ring: 75 Shore A, 0°C to 325°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Pipe Pressure Rating Calculator (Barlow Formula) - Pipe pressure rating calculator using Barlow formula P = 2St/D. Carbon steel and stainless presets, ASME B31.3 design factors. Thin-wall pipe.
• Pipe Schedules and Wall Thickness Chart - Pipe schedules chart: wall thickness for carbon steel pipes by NPS and schedule, e.g., SCH 40 OD 33.4mm is 3.38mm thick per ASME B36.10M standards.
• PTFE Properties: Density, Temperature Range and Strength - PTFE properties: density 2.13 to 2.19 g/cm3, service temperature up to 260 C, friction coefficient 0.06 to 0.08, tensile strength and electrical data.
• Pump Power Calculator (Shaft Power Formula) - Pump power calculator: shaft kW from flow, head, density, efficiency. Formula P = rho x g x Q x H / eta. Real pump efficiency ranges included.
• Pyramid Seals Models UK Cross-Ref - Pyramid Seals mechanical seals: models, UK availability, cross-reference. Founded 1989, get UK quotes and equivalents for stock and custom designs.
• Renold UK - Renold UK manufactures roller chain since 1879 in Manchester, offering gearboxes, couplings. Find verified suppliers by SIC code 28150 for genuine par
• Rockwell Hardness Scales Chart: HRA, HRB, HRC and 27 More - Rockwell hardness scales chart: indenter, preliminary and total test force for all 30 scales. HRC is a diamond cone at 150 kgf, HRB a 1/16 inch ball a
• Roten Mechanical Seals UK Models Crossref - Roten mechanical seals: key models, UK availability, cross-reference. Italy, founded 1947. Get a UK quote.
• Schaeffler UK (FAG and INA) - Schaeffler UK: FAG rolling bearings, Sutton Coldfield and Sheffield HQ. FAG spherical roller bearings, INA needle roller bearings, and LuK automotive.
• Schneider Altivar vs Danfoss VLT UK 2026 - Schneider Altivar vs Danfoss VLT variable frequency drives compared. Programming, fieldbus support, UK service network, harmonic content for industria
• Sealol Mechanical Seals UK Models Cross Reference - Sealol mechanical seals: 600/680 series, UK availability, cross-reference. Founded 1947, PSG supplies. Get UK lead times and equivalents chart.
• Sepco Mechanical Seals UK Models Cross Reference - Sepco (Sealing Equipment Products) mechanical seals: key models, UK availability, cross-reference. USA, founded 1979. Get a UK quote.
• Sheet Metal Gauge Chart: Steel, Stainless + Aluminium in mm - Sheet metal gauge chart in mm and inches: mild steel, stainless and aluminium side by side (they use different scales). 7 to 30 gauge, with buying adv
• Shore Hardness Chart: Shore A, D and OO Scales Explained - Shore hardness chart: indenter and spring force for Shore A, B, C, D, O, OO and more, with typical values. Shore A uses 8.05 N, Shore D 44.45 N.
• Simriz FFKM Compounds: 4 Grades Compared - Simriz FFKM compounds compared: 4 grades with maximum temperature, hardness and cross-references. Freudenberg-NOK perfluoroelastomer O-rings.
• Simriz SZ481 FFKM O-Ring Specs UK Suppliers - Simriz SZ481 FFKM O-ring: 75 Shore A, -10°C to 230°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Simriz SZ485 FFKM O-Ring UK Suppliers - Simriz SZ485 FFKM O-ring: 75 Shore A, -10°C to 280°C, BS/AS568 sizes. Chart compares equivalents and lists UK suppliers.
• Simriz SZ487 FFKM O-Ring UK Suppliers - Simriz SZ487 FFKM O-ring: 75 Shore A, -10°C to 300°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Simriz SZ498 FFKM O-Ring Specs UK Suppliers - Simriz SZ498 FFKM O-ring: 90 Shore A, 0°C to 327°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• SKF UK - SKF UK: deep groove ball bearings, Luton HQ. rolling element bearings; invented the self-aligning spherical roller bearing.
• SKF vs FAG Bearings UK Comparison 2026 - SKF vs FAG deep groove ball bearings compared. Manufacturing origin, ABMA precision class, life ratings, UK availability and trade prices — engineer's
• SKF vs NSK Bearings: UK Trade Comparison (2026) - SKF vs NSK deep groove and tapered roller bearings compared. ABMA accuracy class, life ratings, UK availability, trade prices and OEM-spec base.
• SKF vs Timken Bearings: UK Buyer Comparison - SKF vs Timken bearings: SKF leads in ball bearings, Timken invented tapered rollers. Cross-reference standard sizes per ISO 15. UK buyer comparison.
• Spanner and Socket Size Chart: Metric Bolts M1.6 to M64 - Spanner and socket size chart for metric bolts and nuts M1.6 to M64: M8 13 mm, M10 16 mm, M12 18 mm, M16 24 mm. ISO and DIN sizes plus a reverse looku
• Spring Rate Calculation and Selection Guide - Spring rate calculation guide for compression springs using 1.5mm wire and 8 coils, providing accurate formulas and worked examples for design enginee
• Stainless steel 304 Properties: Density, Melting Point + Strength - Stainless steel 304 properties: density 7,930-8,000 kg/m3, melting 1,400-1,450 C, conductivity, expansion, modulus and strength in one table.
• Stainless steel 316 Properties: Density, Melting Point + Strength - Stainless steel 316 properties: density 7,950-8,000 kg/m3, melting 1,370-1,400 C, conductivity, expansion, modulus and strength in one table.
• Stainless Steel Grades for Engineering Applications - Stainless Steel Grades for Engineering Applications. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selectio
• Stainless Steel Grades Reference - Stainless steel grades 304, 316, 321, 2205 duplex, A2-70, A4-80 explained. EN and AISI codes, tensile strength, typical uses, and corrosion resistance
• Stein Seal Mechanical Seals UK Models Crossref - Stein Seal mechanical seals: models, UK availability, cross-reference. Founded 1958, UK lead time 2-7 days for stock seals. Get specs and equivalents.
• Tanken Seiko Mechanical Seals UK Models - Tanken Seiko mechanical seals: TS, TG, TC series; UK lead time 2-7 days for stock models. Find suppliers and equivalents here.
• Tap Drill and Clearance Hole Chart: Metric, UNC and UNF - Tap drill and clearance hole sizes for metric M1.6 to M42 and imperial UNC and UNF, with the formula used to calculate every value.
• Tecnoflon PFR94 O-Ring Specs UK Suppliers - Tecnoflon PFR PFR94 FFKM O-ring: 75 Shore A, -10°C to 230°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Tecnoflon PFR95 FFKM O-Ring UK Suppliers - Tecnoflon PFR PFR95 FFKM O-ring: 90 Shore A, -10°C to 250°C, BS/AS568/ISO sizes. UK suppliers, equivalents, datasheet.
• Timing Belt Length Calculator: Teeth, Pitch and Centres - Timing belt length calculator: enter pitch, pulley teeth and centre distance for belt length, tooth count, pitch diameters and corrected centres.
• Timken UK - Timken UK Limited manufactures tapered roller bearings in Wolverhampton since 1899; find verified suppliers by SIC code 28150 for bearings and more.
• Titanium Grade 5 Properties: Density, Melting Point + Strength - Titanium Grade 5 properties: density 4,430 kg/m3, melting 1,600-1,660 C, conductivity, expansion, modulus and strength in one table.
• TNG Seal Mechanical Models UK Cross-reference - TNG Seal mechanical seals: key models, UK availability, cross-reference. China, founded 2002. Get a UK quote.
• Torx Size Chart: T1 to T100 in mm, Screw Sizes and Torque - Torx size chart T1 to T100: point-to-point recess size in mm (T20 3.95 mm, T25 4.5 mm, T30 5.6 mm), matching screw sizes and torque ranges.
• Trelleborg UK - Trelleborg UK: hydraulic seals, Solihull and Tewkesbury HQ. engineered sealing solutions for hydraulics, aerospace, and process industries.
• UNC and UNF Thread Sizes Chart - UNC and UNF thread sizes from #4 to 1 inch. Threads per inch and tap drill sizes for coarse and fine unified threads, from ASME B1.1.
• US Seal Mechanical Models UK Cross-Ref - US Seal Manufacturing mechanical seals: key models, UK availability, cross-reference. USA, founded 1945. Get a UK quote.
• V-Belt and Timing Belt Selection Guide - V-Belt and Timing Belt Selection Guide. Practical guide with specifications, material grades, ISO/BS standards, and step-by-step selection criteria fo
• V-Belt Length Calculator: Pitch Length and Centre Distance - V-belt length calculator: pitch length from pulley diameters and centre distance. Classical A/B/C and narrow SPA/SPB/SPC sections.
• Vijayasri Pump Mechanical Seals UK Models - Vijayasri Pump Components mechanical seals: models VPC component and cartridge, UK availability, cross-reference. Get current UK quotes and lead times
• Vulcan Seals Mechanical Models UK Cross-Ref - Vulcan Seals mechanical seals: key models, UK availability, cross-reference. Republic of Ireland / UK, founded 1977. Get a UK quote.
• Washer Sizes in mm: Metric Flat Washer Dimensions M1.6 to M64 - Metric washer sizes in mm to ISO 7089 and ISO 7093-1, M1.6 to M64: inside diameter, outside diameter and thickness. M8 is 8.4 x 16 x 1.6 mm.
• Water Properties Chart: Density, Viscosity, Cp, 0-100 C - Water properties 0-100 C: density, dynamic viscosity, specific heat and vapour pressure in one table, with the pump sizing and cavitation implications
• Welding Inverter UK 2026 TIG MIG Review - ESAB, Murex, Parweld and Sealey welding inverters reviewed. TIG, MIG and MMA picks for trade workshops, with AC TIG for aluminium.
• Wire Gauge Chart: AWG and SWG Diameters in mm - Wire gauge chart: AWG and SWG to mm side by side with cross-section areas. 16 AWG is 1.29 mm but 16 SWG is 1.63 mm - how to tell which system you need