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 6145-01-012-5659
NSN 6645-01-443-4854
NSN 5960-00-769-1131
NSN 5996-00-897-5040
NSN 5998-01-477-5261
NSN 5935-01-269-9112
NSN 4140-01-278-2105
NSN 5960-00-106-0546
NSN 5975-01-450-0451
NSN 5960-00-330-8975
NSN 5999-01-462-7082
NSN 5905-01-620-4194