Home / UNF Bolts, Nuts and Washers / Socket Head Countersunk Screw UNF 5/16 x 5/8 inch in Zinc Plated Steel - ASME B18.3

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Socket Head Countersunk Screw UNF 5/16 x 5/8 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 UNF Socket Head Countersunk Screws ASME B18. 3-2003 in BZP image

technical drawing of UNF Socket Head Countersunk Screws ASME B18. 3-2003

Technical Summary

nominal diameter

5/16

tpi

threads per inch

head diameter

0.656

head height

0.198

recess depth

0.135

drive size

3/16

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 UNF 5/16 x 5/8 inch in Zinc Plated Steel WF29452			£3.46

Socket Head Countersunk Screw UNF 5/16 x 5/8 inch in Zinc Plated Steel WF29452

£3.46

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