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 6650-01-481-3618
NSN 6130-00-244-1406
NSN 5895-01-072-1319
NSN 5965-00-475-2759
NSN 6105-01-572-0271
NSN 6610-00-681-0590
NSN 5985-01-519-2637
NSN 5999-01-461-3473
NSN 5905-01-498-1560
NSN 5999-01-203-9329
NSN 5905-00-664-4218
NSN 6620-01-532-1872