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 5999-01-290-2600
NSN 6150-00-187-1368
NSN 4140-01-534-7833
NSN 6320-01-516-3836
NSN 5920-00-452-3889
NSN 5930-01-487-2419
NSN 6685-01-451-4796
NSN 5950-01-292-3426
NSN 6135-01-551-0562
NSN 6130-01-608-2497
NSN 5999-00-773-3493
NSN 5925-01-363-9925