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 5910-00-150-8653
NSN 5999-00-429-4779
NSN 5990-01-370-7912
NSN 5920-01-206-9947
NSN 6135-01-315-4328
NSN 5920-00-997-0157
NSN 6145-01-656-6346
NSN 5975-00-518-1733
NSN 5905-00-728-3816
NSN 5855-01-509-3781
NSN 5855-01-100-3272
NSN 6150-01-047-3437