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 5930-00-838-3391
NSN 5965-00-981-8950
NSN 5999-00-258-6777
NSN 5960-01-325-2241
NSN 5925-01-185-5436
NSN 5935-01-344-8793
NSN 6610-01-235-5566
NSN 6240-01-526-1674
NSN 6610-00-267-9944
NSN 6130-01-088-1856
NSN 6620-01-329-5200
NSN 5835-01-426-6573