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 6645-00-605-8487
NSN 6685-00-930-9257
NSN 6240-01-415-5149
NSN 6220-01-086-4061
NSN 5950-00-927-8644
NSN 6240-01-049-4539
NSN 6685-01-394-5861
NSN 6650-00-586-3726
NSN 6110-01-191-7742
NSN 5975-01-430-8854
NSN 5985-01-142-2298
NSN 2925-00-456-7627