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 6145-00-365-0121
NSN 5965-00-940-7028
NSN 5965-00-236-0016
NSN 5935-01-327-5778
NSN 5895-01-220-9517
NSN 5945-01-508-0815
NSN 2925-00-169-3775
NSN 5996-00-708-6937
NSN 5950-01-642-0916
NSN 5915-00-065-7102
NSN 5935-00-922-1623
NSN 6105-01-089-0990