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 2925-01-495-1178
NSN 5960-01-563-0020
NSN 5996-01-040-9680
NSN 5925-01-231-8802
NSN 5920-01-072-6610
NSN 5999-01-085-9698
NSN 5920-01-593-9962
NSN 5835-01-501-0526
NSN 6685-00-469-9323
NSN 5985-01-571-2544
NSN 5985-00-695-1924
NSN 6610-01-023-6073