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 6110-01-327-3282
NSN 6320-01-316-6864
NSN 6220-01-462-0236
NSN 6130-01-086-6595
NSN 5905-01-400-0516
NSN 6110-00-359-5571
NSN 5920-00-253-4227
NSN 6130-00-227-7798
NSN 5985-00-371-3931
NSN 5996-01-134-9922
NSN 6110-01-418-7762
NSN 5925-01-023-6900