Dyed brown
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 6130-01-441-6344
NSN 6320-01-232-4664
NSN 5999-00-838-4658
NSN 6320-00-225-7013
NSN 2925-00-526-4541
NSN 6240-01-294-2039
NSN 6110-00-174-1087
NSN 6130-01-577-7393
NSN 5925-01-325-0797
NSN 5835-01-233-7033
NSN 4140-01-580-3291
NSN 6220-00-994-1792