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 6150-01-593-8757
NSN 6620-01-250-1692
NSN 6145-01-383-6144
NSN 6240-01-310-8778
NSN 5965-00-839-0302
NSN 5960-01-017-0989
NSN 5998-01-113-6541
NSN 5930-00-493-3963
NSN 5895-01-078-3334
NSN 5835-00-954-2833
NSN 5990-01-147-8097
NSN 6610-00-458-1790