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 5990-01-411-5930
NSN 6645-00-283-6794
NSN 5835-00-551-3050
NSN 6150-01-414-4948
NSN 5990-01-272-4091
NSN 2925-01-510-6630
NSN 5855-01-650-3762
NSN 5905-01-457-1989
NSN 5985-01-147-7200
NSN 6110-00-279-8710
NSN 6150-00-896-0037
NSN 5985-00-215-7922