Home / UNC Bolts, Nuts and Washers / Socket Head Countersunk Screw UNC 1/4 x 3/8 inch in Zinc Plated Steel - ASME B18.3

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Socket Head Countersunk Screw UNC 1/4 x 3/8 inch in Zinc Plated Steel - ASME B18.3

A countersunk headed screw conforming with ASME/ANSI B18.3, requiring a hex key (otherwise known as an Allen key) to fit. The countersunk head is typically used in conjunction with a countersunk hole providing a flush, snag free fit. Generally manufactured with a full thread, though occasionally some stock may include a partially threaded shank.

Image of UNC Socket Head Countersunk Screws ASME B18.3-2012 in BZP image

technical drawing of UNC Socket Head Countersunk Screws ASME B18.3-2012

Technical Summary

nominal diameter

1/4

tpi

threads per inch

head diameter

0.477

head height

0.161

drive size

5/32

Standard

ASME B18.3

all dimensions in inches

Datasheet

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Description	Sale Qtys	Qty	Price	Breakdown	Despatch Estimate
Socket Head Countersunk Screw UNC 1/4 x 3/8 inch in Zinc Plated Steel WF29425			£2.57

Socket Head Countersunk Screw UNC 1/4 x 3/8 inch in Zinc Plated Steel WF29425

£2.57

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