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 6650-00-484-3616
NSN 5930-01-124-4594
NSN 5930-01-223-9808
NSN 7035-00-455-7666
NSN 5990-01-100-7231
NSN 5999-01-155-1541
NSN 4140-01-651-0459
NSN 5996-01-246-4675
NSN 5990-01-370-7912
NSN 6645-01-193-9839
NSN 5950-01-248-6265
NSN 5945-00-251-5346