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 5999-01-144-6201
NSN 6110-01-361-8949
NSN 5925-00-835-6009
NSN 5925-01-395-4930
NSN 6130-00-686-4700
NSN 6145-00-949-3331
NSN 5996-01-116-3404
NSN 5960-00-781-4084
NSN 5920-01-556-7297
NSN 4140-01-621-4893
NSN 5960-01-149-1261
NSN 5920-00-954-7270