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.
Classification: Nuts of iron or steel
NSN 6610-01-595-2847
NSN 4140-01-439-0350
NSN 5985-01-377-5264
NSN 6145-01-379-1168
NSN 5915-00-752-4458
NSN 5905-01-145-1409
NSN 6135-01-049-5980
NSN 5920-01-246-5678
NSN 6110-01-123-5125
NSN 6610-01-278-2446
NSN 6110-01-083-0646
NSN 6610-00-941-0509