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 6105-01-511-4771
NSN 5910-00-174-1057
NSN 6220-00-710-7289
NSN 6610-01-633-8931
NSN 6220-01-661-3514
NSN 5999-00-604-7479
NSN 6320-01-442-3428
NSN 6620-01-098-9866
NSN 7035-01-222-0729
NSN 5835-01-026-6006
NSN 5925-00-224-7474
NSN 5935-01-044-5741