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 5855-01-414-6265
NSN 5925-00-985-8344
NSN 6220-01-518-5203
NSN 6130-01-359-6562
NSN 5855-01-589-3816
NSN 6645-00-160-0503
NSN 7035-00-059-7970
NSN 5998-01-628-5133
NSN 6620-01-359-3920
NSN 5895-00-205-0478
NSN 5895-01-462-0027
NSN 5835-00-145-8926