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 5950-00-789-1637
NSN 6150-01-046-4181
NSN 6135-01-322-4655
NSN 5905-01-132-8216
NSN 6105-00-406-9545
NSN 5945-00-898-7237
NSN 5835-01-090-0784
NSN 5975-01-089-8641
NSN 5920-00-140-8912
NSN 5935-00-878-0198
NSN 7035-00-631-3782
NSN 5935-00-782-1953