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 5960-01-068-5032
NSN 5925-01-024-9568
NSN 6620-01-580-6681
NSN 5998-01-429-9053
NSN 7035-00-003-7518
NSN 6240-01-220-1438
NSN 5950-01-005-9467
NSN 6685-00-516-2173
NSN 5965-01-633-8849
NSN 7035-00-408-8170
NSN 5910-01-421-3743
NSN 6110-00-253-9523