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 5990-00-454-6250
NSN 5910-01-009-4483
NSN 5985-00-313-3146
NSN 6220-01-419-6252
NSN 5990-01-580-2191
NSN 5835-01-055-6063
NSN 2925-00-513-1164
NSN 5945-00-688-7646
NSN 6105-01-363-5281
NSN 5915-00-636-9785
NSN 6620-01-016-8264
NSN 5999-01-206-0411