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 5935-00-420-2920
NSN 5960-01-360-4107
NSN 5920-01-165-2909
NSN 5855-01-131-9336
NSN 5905-01-550-7117
NSN 5935-01-170-7882
NSN 6240-01-558-8379
NSN 5925-01-287-7554
NSN 5905-01-514-3260
NSN 5855-01-634-0259
NSN 6150-01-365-2197
NSN 5945-00-214-1858