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 5920-01-605-3232
NSN 6105-00-559-2030
NSN 6145-01-089-3812
NSN 5855-01-205-7030
NSN 6145-00-486-3443
NSN 5855-01-222-6065
NSN 5930-01-227-1908
NSN 4140-01-601-8764
NSN 5920-01-005-0161
NSN 5925-00-905-0747
NSN 7035-01-209-6325
NSN 7035-01-192-9989