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 5998-01-294-2108
NSN 5905-01-355-7850
NSN 6110-00-897-4594
NSN 5945-01-496-8605
NSN 5965-01-366-5900
NSN 5925-01-265-0832
NSN 6135-01-193-8154
NSN 5945-01-549-5466
NSN 6220-00-908-1232
NSN 6135-00-735-8530
NSN 6240-00-999-7806
NSN 4140-01-600-1378