Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW
The R21382 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-528-2768, 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.
WHERE IT FITS
R21382
NSN:5305-00-528-2768 FSC:5305 CAGE:83120 — PRESSED METALS OF AMERICA INC (USA)
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FREQUENTLY ASKED QUESTIONS
What is R21382?
R21382 is a R21382.
What parts can replace R21382?
There are 23 known substitutes for R21382: 2088, 4164, 2091758-3 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R21382?
R21382 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-528-2768. This indicates validated use in U.S. government and defense supply chains.
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