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 5910-00-679-4033
NSN 6620-00-317-7820
NSN 6320-01-624-0193
NSN 6135-00-896-3187
NSN 5920-01-409-2830
NSN 6610-00-661-1797
NSN 2925-00-767-4245
NSN 6150-01-336-5078
NSN 5910-00-127-4359
NSN 5925-01-338-1465
NSN 6240-01-443-8851
NSN 6620-01-314-3635