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 5915-01-265-3960
NSN 5960-01-308-2474
NSN 5999-00-453-3262
NSN 5910-00-544-0677
NSN 5915-01-201-2059
NSN 6610-01-521-9801
NSN 4140-00-459-9045
NSN 5920-01-492-9173
NSN 6110-01-620-5069
NSN 5835-01-347-8714
NSN 6150-00-148-6945
NSN 5855-01-354-3463