A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6645-00-641-3202
NSN 6135-00-990-1822
NSN 6650-01-604-9315
NSN 5895-01-473-0273
NSN 4140-01-344-7135
NSN 5935-01-027-0022
NSN 6130-01-040-2581
NSN 6105-00-868-6641
NSN 5975-01-037-6856
NSN 6645-01-534-3148
NSN 6650-00-997-4337
NSN 5835-00-233-6327