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 5985-01-431-9757
NSN 6620-01-179-2657
NSN 5920-01-418-5232
NSN 5915-01-381-1255
NSN 6320-00-174-1362
NSN 5835-01-462-5983
NSN 5950-01-457-5310
NSN 6110-01-053-6492
NSN 5855-01-615-2969
NSN 6610-01-033-1748
NSN 5965-00-995-2075
NSN 5985-01-309-9268