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 5990-01-136-4068
NSN 5925-00-117-9415
NSN 5855-00-149-0766
NSN 2925-01-180-7793
NSN 6610-00-264-0961
NSN 6620-00-140-8644
NSN 6130-01-655-9117
NSN 5925-01-401-5314
NSN 7035-00-500-7839
NSN 6320-00-116-3658
NSN 6610-01-516-2442
NSN 6685-01-074-9443