Home / UNC Bolts, Nuts and Washers / Hex Bolt Part Thread UNC 5/16 x 3 inch in BZP Grade 5 Steel - ASME B18.2.1 / SAE J429

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Hex Bolt Part Thread UNC 5/16 x 3 inch in BZP Grade 5 Steel - ASME B18.2.1 / SAE J429

The most common type of fastener, a hex head bolt is designed to be tightened with a standard spanner or ratchet and socket. Popularly used in all assemblies, a standard hex bolt is a staple across the world. Manufactured to ASME B18.2.1, and includes an unthreaded section of the shaft. A hex drive permits a greater torque load to be applied to the joint over most other drive types.

Image of UNC Hex Head Bolts ASME B18.2.1 in BZP-G5 image

technical drawing of UNC Hex Head Bolts ASME B18.2.1

Technical Summary

nominal diameter

5/16

tpi

threads per inch

b nom. (inch)

nominal thread length

0.875

k max. (inch)

head height

0.235

s max. (inch)

drive size

0.500

Standard

ASME B18.2.1 / SAE J429

all dimensions in inches

Datasheet

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Description	Sale Qtys	Qty	Price	Breakdown	Despatch Estimate
Hex Bolt Part Thread UNC 5/16 x 3 inch in BZP Grade 5 Steel WF28309			£2.71

Hex Bolt Part Thread UNC 5/16 x 3 inch in BZP Grade 5 Steel WF28309

£2.71

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