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MS21209C04-10P

Helicoil Insert

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Description

Length: 0.112", thread: 4-40, helicoil insert corrosion resistant steel, coarse thread, cadmium plated, MS21209 series insert

Specifications

Insert Size 0.159 in. max free od 0.144 in. min
Length 0.112
Material Steel
Material Specification Fed standard 66 federal standard single material response or mil-i-8846 military specification single material response
Special Features Plating 0.0001 in. max thk
Style Designator Coil
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416 federal specification single treatment response
Thread Class 3b
Thread Qty 40
Thread Qty Per Inch (tpi) 40
Thread Series UNC
Thread Series Designator Unc (coarse thread)
Thread Size 0.112
Weight .005 lb

Other sizes

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

Cross-reference

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