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 5935-01-168-8781
NSN 6650-00-016-9426
NSN 5998-01-096-4112
NSN 6645-01-367-2581
NSN 6650-00-237-9985
NSN 7035-01-411-6062
NSN 6150-00-826-4197
NSN 5999-01-355-0994
NSN 5915-00-189-7514
NSN 5855-01-441-3189
NSN 5915-01-433-2128
NSN 5895-01-290-3887