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 2925-01-248-4039
NSN 6320-00-857-4073
NSN 6145-01-202-7772
NSN 5835-01-442-6482
NSN 5945-01-298-8473
NSN 7035-01-517-8663
NSN 6145-01-625-1495
NSN 6145-01-292-5441
NSN 6105-01-024-9907
NSN 5915-01-338-9477
NSN 5999-00-966-2173
NSN 6130-01-421-2705