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 6645-01-020-4557
NSN 5910-01-025-9604
NSN 6610-01-459-8722
NSN 6645-00-678-9656
NSN 6320-01-067-0474
NSN 6105-00-349-9743
NSN 5930-01-332-6613
NSN 5996-01-096-2766
NSN 5999-00-687-1626
NSN 5985-01-147-5470
NSN 5960-00-697-3623
NSN 6110-00-521-8932