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.
NSN 5996-00-767-4877
NSN 5920-01-155-7685
NSN 6240-01-083-5851
NSN 5905-01-363-0691
NSN 5905-01-614-0177
NSN 6150-00-390-3422
NSN 6150-01-072-1304
NSN 6320-01-106-4414
NSN 5985-01-252-8164
NSN 5835-00-084-8695
NSN 6220-01-434-4306
NSN 5910-00-200-1413