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 6135-01-196-7399
NSN 7035-01-026-1171
NSN 5905-01-612-2618
NSN 4140-01-104-0743
NSN 5895-01-376-5099
NSN 6150-01-182-8003
NSN 6130-00-462-9803
NSN 5965-01-187-8574
NSN 6130-01-555-4760
NSN 5835-01-016-8461
NSN 6645-01-157-3726
NSN 6320-00-343-1798