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 4140-00-328-1527
NSN 6105-00-516-2151
NSN 6240-01-301-2839
NSN 5965-00-267-4173
NSN 5895-01-461-2700
NSN 6645-00-819-5045
NSN 5945-01-317-1845
NSN 5920-01-625-2341
NSN 5895-00-009-3482
NSN 5930-00-824-3911
NSN 5975-00-827-2273
NSN 6135-01-282-4326