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MS21209F4-30

Helicoil Insert

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Description

Helicoil Insert

Specifications

Alternate Part Number TLF-4C-0750
Insert Size 0.306 in. min 0.326 in. max free od
Length 0.75
NIIN 01-018-6037
NSN 5325-01-018-6037
Style Designator Coil
Thread Class 3b
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series UNF
Thread Series Designator Unf (fine thread)
Thread Size 0.250
Weight 0.001 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 MS21209F4-30. Try the cross-reference lookup to search by a different part number.

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