Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW
The KEY,WOODRUFF is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-012-4553, 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
MS21261-R808
NSN:5315-00-012-4553 FSC:5315 CAGE:96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
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FREQUENTLY ASKED QUESTIONS
What is MS21261-R808?
MS21261-R808 is a KEY,WOODRUFF.
What parts can replace MS21261-R808?
There are 26 known substitutes for MS21261-R808: AN280-808, H32, 50-6A16 and 23 more. Substitute compatibility should be verified for your specific system.
Is MS21261-R808 still available?
MS21261-R808 is currently cancelled.
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