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 5935-01-659-1506
NSN 6150-00-081-9928
NSN 5935-00-163-4030
NSN 6650-01-433-3056
NSN 7035-00-225-6499
NSN 5998-01-432-0364
NSN 6650-00-015-1835
NSN 5905-01-247-7733
NSN 5945-01-135-6314
NSN 5990-01-336-3976
NSN 5910-01-340-5659
NSN 5965-00-335-0305