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 6610-00-740-7103
NSN 5935-01-521-5550
NSN 7035-01-150-6303
NSN 5998-01-641-2958
NSN 6610-00-847-8701
NSN 6650-01-262-5394
NSN 5925-01-509-9040
NSN 7035-01-026-0117
NSN 6130-00-525-9271
NSN 5905-00-144-8471
NSN 5985-01-487-4984
NSN 5999-00-417-0485