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 6145-01-409-1685
NSN 5910-01-433-2278
NSN 5999-00-011-4650
NSN 5950-00-368-7182
NSN 6320-01-422-1212
NSN 6220-01-547-3058
NSN 6220-01-577-5362
NSN 5925-01-345-1422
NSN 5895-01-343-3782
NSN 2925-00-295-8109
NSN 5855-00-149-0766
NSN 5855-00-135-0797