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655-590-9106

Socket Head Cap Screws

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Description

Fastener Length: 3/8", Thread: 8-32, Head Width: 9/64", Thread Length: 3/8

Specifications

Fastener Length 0.345 inches minimum and 0.375 inches maximum
Hardness Rating 248.0 brinell standard minimum and 341.0 brinell standard maximum
Head Diameter 0.262 inches minimum and 0.270 inches maximum
Head Height 0.159 inches minimum and 0.164 inches maximum
Head Style Flat chamfer
Internal Drive Style Hexagon
Length 3/8
Material Iron
Min. Tensile Strength (psi) 130000 pounds per square inch
Minimum Yield Strength 85000 pounds per square inch
Surface Treatment Passivate
Surface Treatment Specification Mil-s-5002 mil spec single treatment response
Thread Class 3a
Thread Diameter 0.164
Thread Direction Right-hand
Thread Length 0.283 inches minimum and 0.375 inches maximum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNC
Thread Size 8
Width Across Flats 0.140 inches minimum and 0.142 inches maximum

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Catalog data updated 2026-07-05. Report a data error