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 5910-01-494-7716
NSN 5925-00-228-7605
NSN 5935-01-087-0560
NSN 5920-01-382-3746
NSN 5910-01-360-3339
NSN 7035-01-181-2705
NSN 7035-01-462-1957
NSN 6130-01-327-3261
NSN 5835-01-509-8992
NSN 6685-01-144-4384
NSN 6145-01-210-5423
NSN 6320-00-174-1362