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 6135-01-342-3859
NSN 6135-01-434-6308
NSN 5915-01-249-4793
NSN 6685-01-314-5170
NSN 6135-00-660-8654
NSN 6685-01-215-6609
NSN 5950-01-476-8171
NSN 5950-01-650-1620
NSN 6685-01-555-7938
NSN 6610-01-112-0447
NSN 6650-01-406-5322
NSN 5895-01-125-4782