USA STANDARDS

Fasteners American Standards

Fastener descriptions to American ANSI and other standards giving dimensional detail of specific products.

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                                 AMERICAN FASTENER STANDARDS

STANDARDDESCRIPTIONTHREADMATERIAL
A320L7L7 Stud Bolt with Nut A320UNCSteel
A320L7Stud BoltUNCStainless-Steel
ASTMA193B7 Stud Bolt with Nut A194 2HUNCSteel
ASTMA193Stud Bolt B8M with Nut A194 8MUNCStainless-Steel
B1.20.3Socket Taper Pressure Pipe PlugsNPTF 3/4 TaperAlloy Steel
B1.20.3Socket Taper Pressure Pipe PlugsNPTF 3/4 TaperStainless-Steel
B1.20.3Socket Taper Pressure Pipe PlugsNPTF 3/4 TaperBrass
B1.20.3Socket Taper Pressure Pipe PlugsNPTF 7/8 TaperAlloy Steel
B1.5Allthread ACMEInchGrade-5.8
B1.5Allthread ACMEInchStainless-Steel-A2
B1.5Round Flange Track Nut ACMEInchSteel
B1.5Round Track Nut ACMEInchSteel
B16.5Flange BoltUNCSAE-5(8.8)
B16.5Flange BoltUNCSAE-8(10.9)
B18.15Lifting Eye Nut Forged Type AUNCSteel
B18.151AEye Bolt Forged No Shoulder Type AUNCSteel
B18.151BEye Bolt Forged No Shoulder Type BUNCSteel
B18.152ALifting Eye Bolt Forged with Shoulder CollarUNCSteel
B18.152BLifting Eye Bolt Forged with Shoulder CollarUNCSteel
B18.16.3MNylon Insert Flange Self Locking NutUNCSteel
B18.2.1Hexagon Head Bolt UNCSAE-5(8.8)
B18.2.1Hexagon Head Set ScrewUNCSAE-5(8.8)
B18.2.1External Torx Bolt with FlangeUNCSAE-5(8.8)
B18.2.1Hexagon Head Bolt UNCSAE-8(10.9)
B18.2.1Hexagon Head Set ScrewUNCSAE-8(10.9)
B18.2.1External Torx Bolt with FlangeUNCSAE-8(10.9)
B18.2.1External Torx Bolt with FlangeUNCStainless-Steel 18/8-304-A2
B18.2.1External Torx Bolt with FlangeUNCStainless-Steel 18/10-316-A4
B18.2.1Hexagon Head Bolt UNFSAE-5(8.8)
B18.2.1Hexagon Head Set ScrewUNFSAE-5(8.8)
B18.2.1Hexagon Head Bolt UNFSAE-8(10.9)
B18.2.1Hexagon Head Set ScrewUNFSAE-8(10.9)
B18.2.1.1T10Internal External Toothed Shakeproof WasherInchSpring-Steel
B18.2.1.1T10Internal External Toothed Shakeproof WasherInchSpring-Steel
B18.2.1.1T6Internal Toothed Shakeproof WasherInchSpring-Steel
B18.2.1.1T7Internal Toothed Heavy Shakeproof WasherInchSpring-Steel
B18.2.1.1T9Countersunk External Toothed Shakeproof WasherInchSpring-Steel
B18.2.1.1T10Square Head BoltUNCSAE-5(8.8)
B18.2.1.1T10Square Head BoltUNCSAE-8(10.9)
B18.2.1.1T10Square Head BoltUNCMild Steel A-A563
B18.2.1.1T10Square Head BoltUNCStainless-Steel 18/8-304-A2
B18.2.1.1T10Square Head BoltUNCStainless-Steel 18/10-316-A4
B18.2.2Hexagon Full NutUNCSAE-5(8.8)
B18.2.2Hexagon Heavy Lock NutUNCSAE-5(8.8)
B18.2.2Hexagon Heavy NutUNCSAE-5(8.8)
B18.2.2Hexagon Lock NutUNCSAE-5(8.8)
B18.2.2Hexagon Full NutUNCSAE-8(10.9)
B18.2.2Hexagon Heavy Lock NutUNCSAE-8(10.9)
B18.2.2Hexagon Heavy NutUNCSAE-8(10.9)
B18.2.2Hexagon Lock NutUNCSAE-8(10.9)
B18.2.2Hexagon Full NutUNCMild Steel A-A563
B18.2.2Hexagon Heavy Lock NutUNCMild Steel A-A563
B18.2.2Hexagon Heavy NutUNCMild Steel A-A563
B18.2.2Hexagon Lock NutUNCMild Steel A-A563
B18.2.2Hexagon Machine Screw NutUNCMild Steel A-A563
B18.2.2Hexagon Allthread Coupling Connector 3DUNCMild Steel A-A563
B18.2.2Hexagon Heavy NutUNCSteel-A194-2H
B18.2.2Hexagon Allthread Coupling Connector 3DUNCSteel-A194-2H
B18.2.2Hexagon Heavy NutUNCSteel C-A563
B18.2.2Hexagon Allthread Coupling Connector 3DUNCSteel C-A563
B18.2.2Hexagon Allthread Coupling Connector 3DUNCDh-Steel
B18.2.2Hexagon Full NutUNCStainless-Steel 18/8-304-A2
B18.2.2Hexagon Heavy Lock NutUNCStainless-Steel 18/8-304-A2
B18.2.2Hexagon Heavy NutUNCStainless-Steel 18/8-304-A2
B18.2.2Hexagon Lock NutUNCStainless-Steel 18/8-304-A2
B18.2.2Hexagon Allthread Coupling Connector 3DUNCStainless-Steel 18/8-304-A2
B18.2.2Hexagon Full NutUNCStainless-Steel 18/10-316-A4
B18.2.2Hexagon Heavy Lock NutUNCStainless-Steel 18/10-316-A4
B18.2.2Hexagon Heavy NutUNCStainless-Steel 18/10-316-A4
B18.2.2Hexagon Lock NutUNCStainless-Steel 18/10-316-A4
B18.2.2Hexagon Allthread Coupling Connector 3DUNCBrass
B18.2.2Hexagon Structural Heavy Full NutUNCSteel
B18.2.2Slotted and Castle Hexagon NutUNCSteel
B18.2.2Slotted Hexagon Heavy NutUNCSteel
B18.2.2Slotted Hexagon Heavy NutUNFSteel
B18.2.2Hexagon Full NutUNFSAE-5(8.8)
B18.2.2Hexagon Heavy Lock NutUNFSAE-5(8.8)
B18.2.2Hexagon Heavy NutUNFSAE-5(8.8)
B18.2.2Hexagon Lock NutUNFSAE-5(8.8)
B18.2.2Hexagon Full NutUNFSAE-8(10.9)
B18.2.2Hexagon Heavy Lock NutUNFSAE-8(10.9)
B18.2.2Hexagon Heavy NutUNFSAE-8(10.9)
B18.2.2Hexagon Lock NutUNFSAE-8(10.9)
B18.2.2Hexagon Full NutUNFMild Steel A-A563
B18.2.2Hexagon Heavy Lock NutUNFMild Steel A-A563
B18.2.2Hexagon Heavy NutUNFMild Steel A-A563
B18.2.2Hexagon Lock NutUNFMild Steel A-A563
B18.2.2Hexagon Heavy NutUNFSteel-A194-2H
B18.2.2Hexagon Heavy NutUNFSteel C-A563
B18.2.2Hexagon Full NutUNFStainless-Steel 18/8-304-A2
B18.2.2Hexagon Heavy Lock NutUNFStainless-Steel 18/8-304-A2
B18.2.2Hexagon Heavy NutUNFStainless-Steel 18/8-304-A2
B18.2.2Hexagon Lock NutUNFStainless-Steel 18/8-304-A2
B18.2.2Hexagon Full NutUNFStainless-Steel 18/10-316-A4
B18.2.2Hexagon Heavy Lock NutUNFStainless-Steel 18/10-316-A4
B18.2.2Hexagon Heavy NutUNFStainless-Steel 18/10-316-A4
B18.2.2Hexagon Lock NutUNFStainless-Steel 18/10-316-A4
B18.2.2Hexagon Full NutLeft HandUNCSAE-5(8.8)
B18.2.2Hexagon Heavy Lock NutLeft HandUNCSAE-5(8.8)
B18.2.2Hexagon Heavy NutLeft HandUNCSAE-5(8.8)
B18.2.2Hexagon Lock NutLeft HandUNCSAE-5(8.8)
B18.2.2Hexagon Full NutLeft HandUNCSAE-8(10.9)
B18.2.2Hexagon Heavy Lock NutLeft HandUNCSAE-8(10.9)
B18.2.2Hexagon Heavy NutLeft HandUNCSAE-8(10.9)
B18.2.2Hexagon Full NutLeft HandUNCMild Steel A-A563
B18.2.2Hexagon Heavy Lock NutLeft HandUNCMild Steel A-A563
B18.2.2Hexagon Heavy NutLeft HandUNCMild Steel A-A563
B18.2.2Hexagon Lock NutLeft HandUNCMild Steel A-A563
B18.2.2Hexagon Full NutLeft HandUNFSAE-5(8.8)
B18.2.2Hexagon Heavy Lock NutLeft HandUNFSAE-5(8.8)
B18.2.2Hexagon Heavy NutLeft HandUNFSAE-5(8.8)
B18.2.2Hexagon Lock NutLeft HandUNFSAE-5(8.8)
B18.2.2Hexagon Full NutLeft HandUNFSAE-8(10.9)
B18.2.2Hexagon Heavy Lock NutLeft HandUNFSAE-8(10.9)
B18.2.2Hexagon Heavy NutLeft HandUNFSAE-8(10.9)
B18.2.2Hexagon Full NutLeft HandUNFMild Steel A-A563
B18.2.2Hexagon Heavy Lock NutLeft HandUNFMild Steel A-A563
B18.2.2Hexagon Heavy NutLeft HandUNFMild Steel A-A563
B18.2.2Hexagon Lock NutLeft HandUNFMild Steel A-A563
B18.2.2Square Heavy NutUNCSteel
B18.2.2T1Square NutUNCSteel
B18.2.5M12 Point Flange Head BoltMetric CoarseGrade-8.8
B18.2.5M12 Point Flange Head BoltMetric CoarseGrade-10.9
B18.2.5M12 Point Flange Head BoltMetric CoarseGrade-12.9
B18.2.5M12 Point Flange Head BoltMetric CoarseStainless-Steel-A2
B18.2.5M12 Point Flange Head BoltMetric CoarseStainless-Steel-A4
B18.2.6Hexagon Head Twist Off Tension Control BoltUNCSteel-A325
B18.2.6Round Head Twist Off Tension Control BoltUNCSteel-A325
B18.2.7.1M12 Point Spline Bell Flange Head BoltMetric CoarseGrade-8.8
B18.2.7.1M12 Point Spline Bell Flange Head BoltMetric CoarseGrade-10.9
B18.2.7.1M12 Point Spline Bell Flange Head BoltMetric CoarseGrade-12.9
B18.2.7.1M12 Point Spline Bell Flange Head BoltMetric CoarseStainless-Steel-A2
B18.2.7.1M12 Point Spline Bell Flange Head BoltMetric CoarseStainless-Steel-A4
B18.21.1Single Coil Square Section Spring WasherInchSpring-Steel
B18.21.1Double Coil Rectangular Section Spring WasherInchSpring-Steel
B18.21.1External Toothed Heavy Shakeproof WasherInchSpring-Steel
B18.21.1T1Single Coil Regular Section Spring Washer InchSpring-Steel
B18.21.1T2Washer Spring, HeavyInchSpring-Steel
B18.21.1T3Washer Spring, Extra DutyInchSpring-Steel
B18.21.1T4Washer Spring, Hi CollarInchSpring-Steel
B18.21.1T8External Toothed Shakeproof WasherInchSpring-Steel
B18.22.1Narrow Washer Table 2BInchSteel
B18.22.1Regular Washer Table 2BInchSteel
B18.22.1SAE Narrow Washer Table 1AInchSteel
B18.22.1USS Wide Washer Table 1AInchSteel
B18.22.1Wide Washer Table 2BInchSteel
B18.22.1Narrow Washer Table 2BInchStainless-Steel 18/8-304-A2
B18.22.1Regular Washer Table 2BInchStainless-Steel 18/8-304-A2
B18.22.1SAE Narrow Washer Table 1AInchStainless-Steel 18/8-304-A2
B18.22.1USS Wide Washer Table 1AInchStainless-Steel 18/8-304-A2
B18.22.1Wide Washer Table 2BInchStainless-Steel 18/8-304-A2
B18.22.1Thin Washer Table 1BInchSteel
B18.22MAmerican Flat Washer NarrowMetricSteel
B18.22MAmerican Flat Washer RegularMetricSteel
B18.22MAmerican Flat Washer WideMetricSteel
B18.22MAmerican Flat Washer NarrowMetricStainless-Steel 18/8-304-A2
B18.22MAmerican Flat Washer RegularMetricStainless-Steel 18/8-304-A2
B18.22MAmerican Flat Washer WideMetricStainless-Steel 18/8-304-A2
B18.3Socket Cap Screw 1960UNFGrade-12.9, Rc38/43
B18.3Socket Set Screw Cone PointUNCGrade-14.9-45H
B18.3Socket Set Screw Cup PointUNCGrade-14.9-45H
B18.3Socket Set Screw Dog PointUNCGrade-14.9-45H
B18.3Socket Set Screw Flat PointUNCGrade-14.9-45H
B18.3Socket Set Screw Full Dog PointUNCGrade-14.9-45H
B18.3Socket Set Screw Oval PointUNCGrade-14.9-45H
B18.3Socket Set Screw Tip BrassUNCGrade-14.9-45H
B18.3Socket Set Screw Tip NylonUNCGrade-14.9-45H
B18.3Low Head Socket Cap ScrewUNCSteel
B18.3Socket Button Head ScrewUNCGrade-12.9
B18.3Socket Countersunk ScrewUNCGrade-12.9
B18.3Hexagon Socket Shoulder ScrewUNCGrade-12.9
B18.3Splined Socket Button Head ScrewUNCGrade-12.9
B18.3Spline Socket Countersunk ScrewUNCGrade-12.9
B18.3Torx Socket Button Head ScrewUNCGrade-12.9
B18.3Torx Socket Countersunk ScrewUNCGrade-12.9
B18.3Socket Cap Screw 1960UNCGrade-12.9, Rc38/43
B18.3Socket Cap Screw 1960UNCStainless-Steel 18/8-304-A2
B18.3Socket Button Head ScrewUNCStainless-Steel 18/8-304-A2
B18.3Socket Countersunk ScrewUNCStainless-Steel 18/8-304-A2
B18.3Hexagon Socket Shoulder ScrewUNCStainless-Steel
B18.3Low Head Socket Cap ScrewUNCStainless-Steel 18/10-316-A4
B18.3Socket Cap Screw 1960UNCBrass
B18.3Socket Button Head ScrewUNCBrass
B18.3Socket Countersunk ScrewUNCBrass
B18.3Socket Cap Screw 1960UNCAluminium
B18.3Socket Button Head ScrewUNCAluminium
B18.3Socket Countersunk ScrewUNCAluminium
B18.3Socket Cap Screw 1960UNCMonel
B18.3Socket Button Head ScrewUNCMonel
B18.3Socket Countersunk ScrewUNCMonel
B18.3Socket Cap Screw 1960UNCNylon-66
B18.3Socket Button Head ScrewUNCNylon-66
B18.3Socket Countersunk ScrewUNCNylon-66
B18.3Socket Cap Screw 1960UNCPhospher-Bronze
B18.3Socket Button Head ScrewUNCPhospher-Bronze
B18.3Socket Countersunk ScrewUNCPhospher-Bronze
B18.3Socket Set Screw Tip SilverUNCSteel
B18.3Socket Flange Cap ScrewUNCSteel
B18.3Hexagon Keys Long ArmInchSteel
B18.3Hexagon Keys Short Arm InchSteel
B18.3Hexagon Keys Long ArmInchAlloy Steel
B18.3Hexagon Keys Short Arm InchAlloy Steel
B18.3Socket Button Head ScrewUNFGrade-12.9
B18.3Socket Countersunk ScrewUNFGrade-12.9
B18.3Splined Socket Button Head ScrewUNFGrade-12.9
B18.3Spline Socket Countersunk ScrewUNFGrade-12.9
B18.3Torx Socket Button Head ScrewUNFGrade-12.9
B18.3Torx Socket Countersunk ScrewUNFGrade-12.9
B18.3Socket Set Screw Cone PointUNFGrade-14.9-45H
B18.3Socket Set Screw Cup PointUNFGrade-14.9-45H
B18.3Socket Set Screw Dog PointUNFGrade-14.9-45H
B18.3Socket Set Screw Flat PointUNFGrade-14.9-45H
B18.3Socket Set Screw Full Dog PointUNFGrade-14.9-45H
B18.3Socket Cap Screw 1960UNFStainless-Steel 18/10-316-A4
B18.3Socket Button Head ScrewUNFStainless-Steel 18/10-316-A4
B18.3Socket Countersunk ScrewUNFStainless-Steel 18/10-316-A4
B18.3Socket Cap Screw 1960UNFBrass
B18.3Socket Button Head ScrewUNFBrass
B18.3Socket Countersunk ScrewUNFBrass
B18.3Socket Cap Screw 1960UNFAluminium
B18.3Socket Button Head ScrewUNFAluminium
B18.3Socket Countersunk ScrewUNFAluminium
B18.3Socket Cap Screw 1960UNFMonel
B18.3Socket Button Head ScrewUNFMonel
B18.3Socket Countersunk ScrewUNFMonel
B18.3Socket Cap Screw 1960UNFNylon-66
B18.3Socket Button Head ScrewUNFNylon-66
B18.3Socket Countersunk ScrewUNFNylon-66
B18.3Socket Cap Screw 1960UNFPhosphor-Bronze
B18.3Socket Button Head ScrewUNFPhosphor-Bronze
B18.3Socket Countersunk ScrewUNFPhosphor-Bronze
B18.3.3MHexagon Socket Shoulder Screw f9Metric CoarseGrade-12.9
B18.3.3MHexagon Socket Shoulder Screw f9Metric CoarseStainless-Steel
B18.31MEngineers Stud Metal End =1.1/2 DMetric CoarseSteel
B18.5Rib Neck Carriage BoltUNCSAE-5(8.8)
B18.5Cup Square Neck Carriage Bolt UNCSAE-5(8.8)
B18.5Cup Square Neck Carriage Bolt Full ThreadUNCSAE-8(10.9)
B18.6.2Square Head Set Screw Cone PtUNCCase Hardened Steel
B18.6.2Square Head Set Screw Cup PointUNCCase Hardened Steel
B18.6.2Square Head Set Screw Half Dog PtUNCCase Hardened Steel
B18.6.2Square Head Set Screw Flat PtUNCCase Hardened Steel
B18.6.2Square Head Set Screw Oval PtUNCCase Hardened Steel
B18.6.2Square Head Set Screw Cup PointUNCAlloy Steel
B18.6.2Square Head Set Screw Cup PointUNCStainless-Steel
B18.6.2Slotted Grub (Set) Screw Flat PointUNCGrade-14.9-45H
B18.6.2Square Head Set Screw Cup PointUNFCase Hardened Steel
B18.6.2Slotted Grub (Set) Screw Flat PointUNFGrade-14.9-45H
B18.6.3Phillips Pan Head ScrewUNCGrade-4.8
B18.6.3Phillips Raised Countersunk Machine ScrewUNCGrade-4.8
B18.6.3Phillips Raised Trim Countersunk Machine ScrewUNCGrade-4.8
B18.6.3Slotted Cheese Head Machine ScrewUNCGrade-4.8
B18.6.3Phillips Countersunk Head Machine ScrewUNCGrade-4.8
B18.6.3Phillips 100 Deg Countersunk Head Machine ScrewUNCGrade-4.8
B18.6.3Phillips Trim Countersunk Head Machine ScrewUNCGrade-4.8
B18.6.3Slotted 100 Deg Countersunk Head Machine ScrewUNCGrade-4.8
B18.6.3Slotted Countersunk Head Machine ScrewUNCGrade-4.8
B18.6.3Slotted Pan Head Machine ScrewUNCGrade-4.8
B18.6.3Square Machine Screw NutUNCMild Steel A-A563
B18.6.3Square Machine Screw NutUNCStainless-Steel-A2
B18.6.3Square Machine Screw NutUNCBrass
B18.6.3Slotted 100 Deg Countersunk Machine ScrewUNCGrade-4.8
B18.6.3Slotted Raised Countersunk  Machine ScrewUNCGrade-4.8
B18.6.3Slotted Raised Countersunk Trim Machine ScrewUNCGrade-4.8
B18.6.3Pozi Raised Countersunk Machine ScrewUNCGrade-4.8
B18.6.3Pozi Raised Countersunk Trim Machine ScrewUNCGrade-4.8
B18.6.3Slotted Mushroom Head Machine ScrewUNCGrade-4.8
B18.6.3Phillips Mushroom Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi Countersunk Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi 100 Deg Countersunk Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi Trim Countersunk Head Machine ScrewUNCGrade-4.8
B18.6.3Slotted Binding Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi Binding Head Machine ScrewUNCGrade-4.8
B18.6.3Phillips Binding Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi Raised Cheese Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi Flange Pan Head Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Head Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Head Machine Screw Large HeadUNCGrade-4.8
B18.6.3Hexagon Head Slotted Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Head Pozi Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Head Phillips Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Large Head Slotted Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Large Head Pozi Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Large Head Phillips Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Washer Head Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Washer Head Slotted Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Washer Head Pozi Machine ScrewUNCGrade-4.8
B18.6.3Hexagon Washer Head Phillips Machine ScrewUNCGrade-4.8
B18.6.3Pozi Mushroom Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi Pan Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi Pan Washer Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi Round Head Machine ScrewUNCGrade-4.8
B18.6.3Pozi Round Washer Head Machine ScrewUNCGrade-4.8
B18.6.4Pozi Pan Head Self Tapping Screw ABInchCase Hardened Steel
B18.6.9AWing Nut  American Type AUNCSteel Cold Forged
B18.6.9AWing Nut  American Type AUNCStainless-Steel 18/8-304-A2
B18.6.9AWing Nut  American Type AUNCStainless-Steel 18/10-316-A4
B18.6.9AWing Nut  American Type AUNCBrass
B18.6.9AWing Nut  American Type AUNFSteel Cold Forged
B18.6.9B1Wing Nut  Mickey Mouse B1UNCSteel Cold Forged
B18.6.9B1Wing Nut  Mickey Mouse B1UNCStainless-Steel 18/8-304-A2
B18.6.9B1Wing Nut  Mickey Mouse B1UNCStainless-Steel 18/10-316-A4
B18.6.9B1Wing Nut  Mickey Mouse B1UNCBrass
B18.6.9B2Wing Nut  Mickey Mouse Tall B2UNCSteel Cold Forged
B18.6.9B2Wing Nut  Mickey Mouse Tall B2UNCStainless-Steel 18/8-304-A2
B18.6.9B2Wing Nut  Mickey Mouse Tall B2UNCStainless-Steel 18/10-316-A4
B18.6.9B2Wing Nut  Mickey Mouse Tall B2UNCBrass
B18.6.9C1Wing Nut  American Type C1 Die CastUNCDie Cast Zinc-Alloy
B18.6.9C2Wing Nut  American Type C2 Die CastUNCDie Cast Zinc-Alloy
B18.6.9C3Wing Nut  American Type C3 Die CastUNCDie Cast Zinc-Alloy
B18.6.9D1Wing Nut  American Type D1 StampedUNCSteel
B18.6.9D2Wing Nut  American Type D2 StampedUNCSteel
B18.6.9D3Wing Nut  American Type D3 StampedUNCSteel
B18.8.1Split Cotter PinInchSteel
B18.8.2Parallel Dowel PinInchHardened & Ground Steel
B18.8.2Spring Tension Pin SlottedInchSpring-Steel
B18.8.2Spring Tension Pin SlottedInchStainless-Steel
B18.8.2Parallel Dowel PinInchStainless-Steel
B18.8.2CoilCoiled Roll Spring Tension Pin Heavy DutyInchSpring-Steel
B18.8.2CoilCoiled Roll Spring Tension Pin Light DutyInchSpring-Steel
B18.8.2CoilCoiled Roll Spring Tension Pin StandardInchSpring-Steel
B18.8.2CoilCoiled Roll Spring Tension Pin Heavy DutyInchStainless-Steel
B18.8.2CoilCoiled Roll Spring Tension Pin Light DutyInchStainless-Steel
B18.8.2CoilCoiled Roll Spring Tension Pin StandardInchStainless-Steel
B18.9Countersunk Nib BoltUNCSAE-8(10.9)
B18.9Domed Countersunk Square Plow Bolt #3UNCSAE-5(8.8)
B18.9Domed Countersunk Square Plow Bolt #3UNCSAE-8(10.9)
B18.9Countersunk Square Plow BoltUNCSAE-5(8.8)
B18.9Countersunk Square Plow BoltUNCSAE-8(10.9)
B18.9Countersunk Square Plow BoltUNCGrade-A(4.6)

 

 

Inch fastener products are still the norm in the USA the change over to metric has been slow and primarily in the light automotive industry or companies that export products containing fasteners bolts nuts washers and screw.