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 5905-01-065-7963
NSN 5905-00-419-2843
NSN 6130-01-590-5084
NSN 6105-01-046-1434
NSN 5996-01-179-5038
NSN 6320-00-433-2773
NSN 6650-01-189-7040
NSN 2925-01-600-2309
NSN 6135-01-244-5580
NSN 6130-00-371-2749
NSN 5996-00-583-9498
NSN 5996-01-379-7978