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.
NSN 6610-00-132-3387
NSN 6220-01-650-1897
NSN 5905-01-393-2519
NSN 7035-00-421-8710
NSN 6650-01-648-3903
NSN 5945-00-899-3848
NSN 6135-01-338-2281
NSN 6130-01-634-0603
NSN 6110-00-042-0978
NSN 6105-00-843-0664
NSN 2925-00-845-1480
NSN 5905-01-303-1395