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MS21318-19

4X1/8 MS21318 Military Round Head Type U Drive Screw Cadmium

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Description

Fastener Length: 1/8", MS21318 series screw

Specifications

Fastener Length 0.109 inches minimum and 0.125 inches maximum
Features Provided Casehardened
Head Diameter 0.193 inches minimum and 0.211 inches maximum
Head Height 0.075 inches minimum and 0.086 inches maximum
Head Style Round Head
Length 1/8
Material Steel
Nonmachine Thread Diameter 0.125
Nonmachine Thread Style Drive screw (type u)
Size 4
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416 ty 2 cl 3 fed spec all treatment responses

Cross-reference

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