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 2925-01-354-1752
NSN 6110-00-883-3505
NSN 5965-01-378-7335
NSN 5915-01-122-7591
NSN 5965-01-175-9133
NSN 6645-01-370-4259
NSN 7035-01-398-3494
NSN 6620-00-190-8109
NSN 7035-01-316-7860
NSN 6610-01-235-3510
NSN 6645-01-609-7365
NSN 6620-01-154-2778