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.
NSN 5935-01-650-1864
NSN 5950-00-781-9581
NSN 5965-01-095-1926
NSN 5996-00-392-7626
NSN 5999-01-347-9758
NSN 5950-01-128-1135
NSN 5985-00-942-3608
NSN 6110-00-913-9276
NSN 6130-01-310-7993
NSN 4140-01-141-7692
NSN 4140-01-192-3570
NSN 5945-00-394-1218