Home / UNC Bolts, Nuts and Washers / 4-40 x 3/8 UNC Hex Bolt Full Thread in A2 Stainless - ASME B18.2.1 / ASTM F593-(CW)

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4-40 x 3/8 UNC Hex Bolt Full Thread in A2 Stainless - ASME B18.2.1 / ASTM F593-(CW)

Commonly referred to as a setscrew and longer versions are referred to in the United States as a tap bolt. A standard spanner or ratchet is typically used to fit this product. Used for decades on all types of assembly throughout the world. The hex drive allows a higher torque to be applied. Produced to ASME B18.2.1.

Image of UNC Hex Head Setscrews ASME B18.2.1 in A2 image

technical drawing of UNC Hex Head Setscrews ASME B18.2.1

Technical Summary

nominal diameter

4-40

tpi

threads per inch

head height

0.060

drive size

0.188

Standard

ASME B18.2.1 / ASTM F593-(CW)

all dimensions in inches

Datasheet

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Description	Sale Qtys	Qty	Price	Breakdown	Despatch Estimate
4-40 x 3/8 UNC Hex Bolt Full Thread in A2 Stainless WF16925			£2.20

4-40 x 3/8 UNC Hex Bolt Full Thread in A2 Stainless WF16925

£2.20

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