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 5998-01-044-5169
NSN 6240-00-925-2194
NSN 5960-00-315-0358
NSN 6240-01-534-0268
NSN 6145-00-669-6795
NSN 6135-01-642-4964
NSN 5960-00-146-4632
NSN 5935-01-175-1114
NSN 5935-00-001-4127
NSN 6320-01-536-3077
NSN 5960-01-355-2968
NSN 5999-01-511-2780