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 4140-00-892-2136
NSN 5920-01-533-1297
NSN 6320-01-551-3553
NSN 5985-01-264-5467
NSN 5999-00-988-3893
NSN 6110-00-146-2114
NSN 6110-01-019-0811
NSN 5935-01-213-6464
NSN 5990-01-034-0516
NSN 5998-00-897-1720
NSN 6240-01-118-5070
NSN 6110-00-308-2675