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 2925-00-063-5898
NSN 5965-01-164-0561
NSN 7035-00-142-9076
NSN 5996-01-381-1316
NSN 5975-01-577-9702
NSN 5998-00-203-1232
NSN 6645-01-536-7933
NSN 6135-00-583-3966
NSN 5996-01-364-0333
NSN 5960-01-413-3877
NSN 6685-01-320-2984
NSN 5915-01-472-2089