MIL-SPEC · Electronic Components
MS21209F1-25
INSERT HELICOIL 10-32 X 0.475 COARSE THREAD
Part NumberMS21209F1-25
ManufacturerMIL-SPEC
AvailabilityIn stock — ships fast
Specifications
NSN5325-00-229-4873 (NSN)
Federal Item NameINSERT,SCREW THREAD
MaterialSTEEL COMP 304 OVERALL
Nominal Thread Size0.190 INCHES
Material Document And ClassificatiFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Insert Size0.236 IN. MIN 0.256 IN. MAX FREE OD
Style DesignatorCOIL
Thread Quantity Per Inch32
Length0.475 INCHES NOMINAL
Thread Series DesignatorUNF
Federal Supply Class5325 — Fastening Devices
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is MS21209F1-25 in stock?
Yes — MS21209F1-25 is in our stock database. Request a quote for current pricing and lead time.
Is MS21209F1-25 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS21209F1-25 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like MS21209F1-25?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for MS21209F1-25?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.