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 5935-01-595-5709
NSN 6135-00-120-1034
NSN 5990-01-625-5923
NSN 6220-01-265-2705
NSN 6610-01-544-1662
NSN 6620-00-278-7313
NSN 5998-01-057-0069
NSN 6150-01-174-4847
NSN 5999-00-290-5898
NSN 5925-00-802-1243
NSN 6105-01-483-2102
NSN 5960-00-529-0583