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MS21090-0410

Military Standard Machine Screw

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Description

Fastener Length: 13/64", Thread: 4-40, Thread Length: 1/8

Specifications

Fastener Length Between 0.174 inches and 0.205 inches
Head Diameter Between 0.205 inches and 0.219 inches
Head Height Between 0.070 inches and 0.080 inches
Head Style Pan Head
Internal Drive Style Cross recess type 1
Locking Feature Patch threads or pellet threads or strip threads
Material Steel
Material Specification Astm a576 assn standard single material response
Min. Tensile Strength (psi) 60000 pounds per square inch
Surface Treatment Cadmium and chromate
Surface Treatment Specification Ty2 cl3 federal specification single treatment response qq-p-416
Thread Class 2a
Thread Diameter 0.112
Thread Direction Right-hand
Thread Length Between 0.125 inches and 0.135 inches
Thread Qty 40
Thread Qty Per Inch (tpi) 40
Thread Series UNC
Thread Series Designator Unc (coarse thread)
Thread Size 4

Cross-reference

No interchangeable or dimensionally similar parts are on record for MS21090-0410. Try the cross-reference lookup to search by a different part number.

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