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 5996-01-341-8499
NSN 5835-01-610-5744
NSN 6240-00-527-8614
NSN 6650-01-381-3542
NSN 6610-01-130-2829
NSN 6220-00-707-5044
NSN 6685-01-626-1437
NSN 4140-01-653-0130
NSN 6320-01-422-0765
NSN 5975-01-206-4792
NSN 7035-00-140-3070
NSN 5895-00-850-8838