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 6150-01-445-1410
NSN 6110-01-628-2068
NSN 6130-01-528-8300
NSN 5985-01-595-7112
NSN 5960-01-478-9493
NSN 6110-00-188-3414
NSN 6320-01-021-6633
NSN 6105-01-182-4951
NSN 6320-00-588-2401
NSN 5998-01-485-0702
NSN 2925-01-618-2711
NSN 5996-01-431-8735