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MS51830CA202

Military Standard Screw Thread Insert

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Description

Thread Size: 1/4", key lock style, fine thread, MS51830 series insert

Specifications

Full Internal Thread Length Between 0.295 inches and 0.315 inches
Insert Size 0.375-16 unc
Internal Thread Relief Depth Between 0.06 inches and 0.08 inches
Length 0.375
Material Iron
Material Specification Ams 5737 assn standard single material response
Style Designator Keylock
Surface Treatment Passivate
Surface Treatment Specification Qq-p-35 federal specification single treatment response
Thread Class 3b
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series UNF
Thread Series Designator Unf (fine thread)
Thread Size 0.25

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

No interchangeable or dimensionally similar parts are on record for MS51830CA202. Try the cross-reference lookup to search by a different part number.

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