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 6130-01-541-5334
NSN 6130-00-561-0562
NSN 4140-00-726-2764
NSN 5996-01-585-1342
NSN 6105-00-195-9510
NSN 6650-00-259-2605
NSN 5985-00-850-1524
NSN 5945-00-097-8064
NSN 6145-01-075-8265
NSN 5999-01-528-6154
NSN 5960-01-206-8809
NSN 5960-00-452-0452