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Socket Head Countersunk Screw UNC 1/2 x 4 inch in A4 Stainless - 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 A4 image
technical drawing of UNC Socket Head Countersunk Screws ASME B18.3-2012
Technical Summary
d nominal diameter d
tpi threads per inch tpi
dk head diameter dk
k head height k
s drive size s
Standard ASME B18.3-2003,ASTM F879-02a(CW)
Material A4 Stainless Steel
all dimensions in inches
datasheet
Description Sale Qtys Qty Price Breakdown Despatch Estimate
Socket Head Countersunk Screw UNC 1/2 x 4 inch in A4 Stainless
(WF25280)
£38.74
Socket Head Countersunk Screw UNC 1/2 x 4 inch in A4 Stainless   (WF25280)
£38.74
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technical drawing of UNC Socket Head Countersunk Screws ASME B18.3-2012
Technical Summary
d nominal diameter d
tpi threads per inch tpi
dk head diameter dk
k head height k
s drive size s
Standard ASME B18.3-2003,ASTM F879-02a(CW)
Material A4 Stainless Steel
all dimensions in inches
datasheet