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 6240-00-844-1758
NSN 5905-01-643-1630
NSN 5920-01-510-3933
NSN 5975-01-581-3224
NSN 5935-01-630-2514
NSN 6620-01-580-9746
NSN 6620-01-575-1631
NSN 5965-01-230-5521
NSN 6620-00-371-7109
NSN 5895-00-737-4831
NSN 6320-01-606-2508
NSN 5998-00-393-9173