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 5996-01-444-4547
NSN 5999-01-088-0253
NSN 2925-01-603-0186
NSN 5990-01-253-5011
NSN 5999-01-504-6541
NSN 6240-00-435-0433
NSN 5999-01-055-6571
NSN 6135-00-255-1340
NSN 4140-00-179-3008
NSN 5855-00-089-3974
NSN 5925-01-523-3451
NSN 5996-01-522-9470