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 6150-00-819-9932
NSN 7035-01-408-8698
NSN 6110-00-915-1318
NSN 6130-01-385-6453
NSN 5975-00-280-2493
NSN 5835-01-565-3411
NSN 6150-01-102-9667
NSN 5895-01-492-5055
NSN 5935-00-826-5901
NSN 5835-00-770-2843
NSN 5960-01-178-7500
NSN 5945-01-198-4690