Fastener standards
Find a standard by number or by part name.
112 standardsThe mark on the right says whether that number has an equivalent, and whether the two record the same dimensions.
Bolts11
ISO 4016Hexagon head bolts — Product grade C · 24 sizes—DIN 261T-head bolts · 16 sizes—DIN 444Swing bolts · 7 sizes—DIN 580Lifting eye bolts · 9 sizes—DIN 603Mushroom head square neck bolts · 7 sizes≠ 42 differDIN 931Hex Head Bolt — Partially Threaded · 22 sizes≠ 8 differDIN 933Hex Head Screw — Fully Threaded · 27 sizes≠ 8 differDIN 960Hex Head Bolt — Fine Pitch · 27 sizes—DIN 3570U-bolts for pipes · 18 sizes—DIN 6921Hexagon Flange Bolt · 8 sizes≠ 28 differASME B18.2.1Hex cap screws — inch series (Table 6 profile) · 28 sizes—
Screws37
ISO 1479Hexagon head tapping screws · 9 sizes= GB/T 5285ISO 1481Slotted pan head tapping screws · 9 sizes= GB/T 5282ISO 1482Slotted countersunk (flat) head tapping screws · 9 sizes= GB/T 5283ISO 1483Slotted raised countersunk (oval) head tapping screws · 9 sizes= GB/T 5284ISO 4018Hexagon head screws — Product grade C · 24 sizes—ISO 7047Raised countersunk head screws with cross recess · 10 sizes—ISO 7049Cross-recessed pan head tapping screws · 9 sizes= GB/T 845ISO 7050Cross-recessed countersunk head tapping screws · 9 sizes= GB/T 846ISO 7051Cross-recessed raised countersunk head tapping screws · 9 sizes—ISO 7053Hexagon washer head tapping screws · 9 sizes—ISO 7379Hexagon socket head shoulder screws · 7 sizes—ISO 7380-1Hexagon Socket Button Head Screw · 8 sizes≠ 8 differISO 7380-2Hexagon socket button head screws with collar · 8 sizes≠ 8 differISO 8676Hexagon head screws with fine pitch thread · 21 sizes≠ 4 differISO 10509Hexagon flange head tapping screws · 9 sizes—ISO 10510Tapping screw and washer assemblies with plain washers · 9 sizes—ISO 14579Hexalobular socket head cap screws · 13 sizes—ISO 14580Hexalobular socket cheese head screws · 9 sizes—ISO 14585Hexalobular socket pan head tapping screws · 6 sizes= GB/T 2670.1ISO 14586Hexalobular socket countersunk head tapping screws · 6 sizes= GB/T 2670.2ISO 14587Hexalobular socket raised countersunk head tapping screws · 6 sizes= GB/T 2670.3ISO 15480Hexagon washer head drilling screws with tapping screw thread · 6 sizes—ISO 15481Cross-recessed pan head drilling screws with tapping screw thread · 6 sizes= GB/T 15856.1ISO 15482Cross-recessed countersunk head drilling screws with tapping screw thread · 6 sizes= GB/T 15856.2ISO 15483Cross-recessed raised countersunk head drilling screws with tapping screw thread · 6 sizes= GB/T 15856.3DIN 912Hex Socket Head Cap Screw · 21 sizes= ISO 4762DIN 965Cross Recessed Countersunk Head Screw · 10 sizes≠ 13 differDIN 7985Cross Recessed Pan Head Screw · 10 sizes≠ 5 differDIN 7991Hex Socket Countersunk Head Screw · 13 sizes≠ 20 differGB/T 847Cross-recessed raised countersunk head tapping screws · 9 sizes—GB/T 9074.18Tapping screw and washer assemblies with plain washers · 9 sizes—GB/T 9456Cross recessed hexagon head tapping screws with indentation · 6 sizes—GB/T 15856.4Hexagon flange head drilling screws with tapping screw thread · 6 sizes—GB/T 15856.5Hexagon washer head drilling screws with tapping screw thread · 6 sizes—GB/T 16824.1Hexagon washer head tapping screws · 9 sizes—GB/T 16824.2Hexagon flange head tapping screws · 9 sizes—ASME B18.3Hexagon socket head cap screws — inch series (Table 1 profile) · 32 sizes—
Set screws4
Nuts21
ISO 4033Hexagon high nuts (style 2) · 17 sizes—ISO 4034Hexagon regular nuts — Product grade C · 13 sizes≠ 19 differISO 7042Prevailing torque type all-metal hexagon nuts, style 2 · 11 sizes—ISO 8673Hexagon Regular Nut — Fine Pitch · 19 sizes—ISO 8674Hexagon high nuts (style 2), fine pitch · 14 sizes—ISO 8675Hexagon thin nuts (style 0), fine pitch · 21 sizes—DIN 315Wing nuts · 10 sizes—DIN 439Hex Thin Nut · 17 sizes≠ 11 differDIN 508Nuts for T-slots · 13 sizes—DIN 557Square nuts · 6 sizes—DIN 582Lifting eye nuts · 9 sizes—DIN 928Square weld nuts · 8 sizes—DIN 929Hexagon weld nuts · 9 sizes—DIN 934Hex Nut · 20 sizes—DIN 935Hexagon slotted and castle nuts · 15 sizes—DIN 982Prevailing torque type hexagon nuts with non-metallic insert, high type · 12 sizes≠ 32 differDIN 985Nylon Insert Lock Nut · 14 sizes≠ 6 differDIN 1587Hexagon domed cap nuts · 12 sizes—DIN 6334Hexagon coupling nuts · 14 sizes—DIN 6923Hexagon Flange Nut · 8 sizes= ISO 4161ASME B18.2.2Hex nuts and hex jam nuts — inch series (Table 1.1.1-5 profile) · 28 sizes—
Washers13
ISO 7090Plain washers, chamfered — Normal series · 23 sizes—ISO 7091Plain washers — Normal series — Product grade C · 29 sizes—ISO 7092Plain washers — Small series · 21 sizes—ISO 7093-2Plain washers — Large series — Product grade C · 18 sizes≠ 86 differISO 7094Plain washers — Extra large series · 15 sizes—DIN 125Plain Washer — Normal Series · 61 sizes≠ 13 differDIN 125-1Plain Washer — Normal Series — Hardness up to 250 HV · 61 sizes≠ 13 differDIN 125-2Plain Washer — Normal Series — Hardness 300 HV and above · 61 sizes≠ 13 differDIN 127Spring Lock Washer · 34 sizes—DIN 6796Conical spring washers for bolted connections · 10 sizes—DIN 6798Serrated Lock Washer · 20 sizes—DIN 9021Large Series Plain Washer · 17 sizes—ASME B18.21.1Type A plain washers — inch series (Table 11 profile) · 35 sizes—
Retaining rings3
Pins13
ISO 1234Split pins · 16 sizes—ISO 2338Parallel pins of unhardened steel and austenitic stainless steel · 20 sizes—ISO 2339Taper pins, unhardened · 20 sizes—ISO 2340Clevis pins without head · 26 sizes—ISO 2341Clevis pins with head · 26 sizes—ISO 8733Parallel pins with internal thread, unhardened · 10 sizes—ISO 8734Parallel pins of hardened steel and martensitic stainless steel · 13 sizes—ISO 8735Parallel pins with internal thread, hardened · 10 sizes—ISO 8736Taper pins with internal thread, unhardened · 10 sizes—ISO 8737Taper pins with external thread, unhardened · 11 sizes—ISO 8740Parallel grooved pins with chamfer point and full-length diamond grooves · 13 sizes—ISO 8750Spring-type straight pins — Coiled, standard duty · 17 sizes—ISO 8752Spring-type straight pins — Slotted, heavy duty · 28 sizes—
Rivets8
ISO 15977Open end blind rivets, protruding head — AlA/St · 8 sizes—ISO 15978Open end blind rivets, countersunk head — AlA/St · 6 sizes—ISO 15979Open end blind rivets, protruding head — St/St · 8 sizes—ISO 15980Open end blind rivets, countersunk head — St/St · 8 sizes—ISO 15981Open end blind rivets, protruding head — AlA/AlA · 5 sizes—ISO 15982Open end blind rivets, countersunk head — AlA/AlA · 5 sizes—ISO 15983Open end blind rivets, protruding head — A2/A2 · 5 sizes—ISO 15984Open end blind rivets, countersunk head — A2/A2 · 5 sizes—
Threaded rod2
Rows marked reference only have no product listed to that standard yet. Send the size and we will quote it.