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 5990-00-316-4707
NSN 6220-00-468-0296
NSN 5999-01-202-1419
NSN 6130-01-451-3931
NSN 6130-01-318-4939
NSN 6320-01-062-9351
NSN 5960-00-411-1230
NSN 5855-01-463-6052
NSN 6110-01-433-4229
NSN 6320-00-908-6841
NSN 5930-01-605-2662
NSN 5985-01-258-1049