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 6135-01-307-6006
NSN 5925-01-570-4652
NSN 6620-01-567-2084
NSN 6130-00-247-8871
NSN 6240-00-753-7586
NSN 5999-01-386-6482
NSN 5855-00-482-9876
NSN 6110-00-903-6481
NSN 6620-00-019-5499
NSN 6110-00-614-9218
NSN 5975-00-233-6301
NSN 6610-01-012-8182