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 5945-01-078-0511
NSN 5915-01-242-8744
NSN 5999-01-020-5907
NSN 6320-00-483-0451
NSN 5855-00-466-2309
NSN 6610-01-603-0703
NSN 7035-01-541-8029
NSN 5945-01-422-4565
NSN 5895-01-579-8829
NSN 6220-00-418-4223
NSN 5910-01-551-9571
NSN 5996-00-806-1566