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 5945-00-513-9716
NSN 5975-00-248-5590
NSN 5999-01-332-1251
NSN 5985-00-945-2219
NSN 5920-01-210-2300
NSN 6150-00-877-3954
NSN 6645-01-483-1518
NSN 5996-01-235-1643
NSN 6320-01-054-3046
NSN 5996-01-389-1092
NSN 5950-01-338-3585
NSN 6130-00-244-1406