A nut having one convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member. See also nut (1), self-locking, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5985-00-832-4709
NSN 5996-01-457-9158
NSN 6610-01-242-9674
NSN 6645-01-207-9273
NSN 5999-01-222-7039
NSN 6150-00-383-2517
NSN 5920-01-226-1961
NSN 5965-01-005-0341
NSN 6220-01-143-7771
NSN 5960-00-429-9488
NSN 5999-01-286-1309
NSN 5945-00-358-1960