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 6610-00-217-2194
NSN 6620-01-309-1287
NSN 6610-01-163-1810
NSN 6145-01-285-7788
NSN 5945-00-968-0346
NSN 5996-01-029-4196
NSN 4140-01-656-6937
NSN 5935-01-272-5052
NSN 7035-01-023-1008
NSN 5930-00-318-0163
NSN 5975-01-396-4372
NSN 5998-01-459-8710