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 6130-01-159-7036
NSN 5965-01-306-1328
NSN 5910-01-112-6228
NSN 6240-01-042-3650
NSN 5950-01-308-4082
NSN 6610-01-441-8364
NSN 6220-01-392-1429
NSN 5996-00-189-2322
NSN 5930-01-331-1540
NSN 6685-01-312-6085
NSN 5935-00-071-2857
NSN 6145-01-284-0898