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 6650-01-348-5448
NSN 5998-00-919-6134
NSN 6145-01-572-2510
NSN 6135-01-429-9029
NSN 6610-00-072-4528
NSN 5835-01-351-8429
NSN 6145-01-589-7530
NSN 5999-00-209-2578
NSN 5930-00-295-3859
NSN 5960-01-018-1489
NSN 5910-00-904-9219
NSN 5930-01-178-1602