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 6135-00-377-9165
NSN 5990-01-027-8260
NSN 5960-00-788-8422
NSN 6220-00-761-2205
NSN 6610-01-196-6388
NSN 5905-01-302-3565
NSN 6150-00-920-1520
NSN 5950-01-432-2038
NSN 5945-01-124-3658
NSN 6650-01-151-6450
NSN 5965-01-158-4187
NSN 5905-00-597-1293