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 6320-01-495-1244
NSN 5935-01-088-3437
NSN 6650-00-834-9062
NSN 5930-00-554-1064
NSN 4140-00-466-9268
NSN 6220-00-738-0815
NSN 5998-01-495-5151
NSN 5990-01-527-7640
NSN 6685-01-257-7223
NSN 6150-01-044-8803
NSN 6610-00-677-5976
NSN 5910-00-179-2888