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 5895-01-147-1727
NSN 6620-01-553-4096
NSN 5990-01-138-8981
NSN 2925-01-327-3069
NSN 4140-01-245-8866
NSN 5965-01-092-6344
NSN 6645-01-621-8564
NSN 6645-01-256-6376
NSN 5965-01-510-1178
NSN 5935-01-196-6014
NSN 5915-01-581-3145
NSN 6320-01-087-5377