Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW
The INSERT,SCREW THREAD is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System under NSN 5325-00-558-8826, indicating validated use in U.S. government and defense logistics supply chains.
Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
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FREQUENTLY ASKED QUESTIONS
What is MS21209C00420?
MS21209C00420 is a INSERT,SCREW THREAD.
What parts can replace MS21209C00420?
There are 38 known substitutes for MS21209C00420: 424221, 1905-00, 1905TYPE19 and 35 more. Substitute compatibility should be verified for your specific system.
Is MS21209C00420 still available?
MS21209C00420 is currently cancelled.
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