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 5945-00-568-4265
NSN 5996-00-518-4498
NSN 6685-00-984-4283
NSN 6130-00-019-3032
NSN 5985-00-332-8758
NSN 5925-01-352-0657
NSN 5975-01-223-7314
NSN 6650-01-446-1160
NSN 5998-01-014-4557
NSN 5920-00-231-8950
NSN 5996-00-025-4872
NSN 6150-00-940-8660