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 5915-00-398-0677
NSN 5910-00-276-3187
NSN 5935-00-243-5981
NSN 5920-00-403-4285
NSN 6130-01-173-8855
NSN 5960-01-553-4557
NSN 5975-01-075-8946
NSN 5998-01-406-9279
NSN 5835-01-116-2369
NSN 5960-01-654-4353
NSN 5835-01-089-7615
NSN 5915-01-367-7420