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 6240-00-129-6653
NSN 6220-01-305-6114
NSN 5960-01-282-2386
NSN 5975-01-032-4632
NSN 6105-01-023-5654
NSN 5930-01-527-4227
NSN 5996-01-340-8813
NSN 6685-01-467-3035
NSN 5965-01-426-8325
NSN 5855-00-427-7848
NSN 6145-01-534-6775
NSN 5996-01-608-5244