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 6220-00-692-9873
NSN 5965-01-209-2838
NSN 6110-01-427-3671
NSN 4140-01-583-6293
NSN 5960-00-188-8648
NSN 6220-00-325-2740
NSN 5998-00-925-2992
NSN 6240-01-213-1449
NSN 6320-01-145-9013
NSN 6105-01-487-0836
NSN 6650-00-404-6473
NSN 5930-01-483-9401