A nut having 1 convex, spherical bearing surface and 6 flat sides. Items may have a removable collar. See also nut (1), plain, cone seat, hexagon.
Classification: Nuts of iron or steel
NSN 5935-01-270-5665
NSN 6650-01-515-9396
NSN 5985-01-261-4833
NSN 6645-00-521-0353
NSN 5925-00-126-1489
NSN 6220-01-012-2191
NSN 5920-01-423-8595
NSN 5835-01-182-1966
NSN 6110-00-785-7927
NSN 5960-01-418-2641
NSN 2925-00-167-6762
NSN 6240-00-762-0795