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MS21209C4-20

Helicoil Insert

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Description

Length: 0.50", thread: 1/4-20, helicoil insert, corrosion resistant steel, coarse thread, MS21209 series insert

Specifications

Insert Size 0.330 in. max 0.310 in. min
Length 0.500
NIIN 00-721-8352
NSN 5325-00-721-8352
Style Designator Coil
Surface Treatment Passivate
Weight 0.003 lb

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 MS21209C4-20. Try the cross-reference lookup to search by a different part number.

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