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MS51021-10

Military Standard Setscrew

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Description

Length: 0.188", stainless steel, MS51021 series screw

Specifications

Fastener Length 0.188
Head Style Headless (setscrew)
Internal Drive Style Hexagon
Length 3/16
Material CRES
Point Style Cup
Surface Treatment Passivate
Thread Class 3a
Thread Diameter 0.112
Thread Direction Right-hand
Thread Length 0.188 inches minimum
Thread Qty 40
Thread Qty Per Inch (tpi) 40
Thread Series Designator UNC
Thread Size 4
Width Across Flats 0.050 inches minimum and 0.051 inches maximum

Cross-reference

Similar parts

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