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 7035-01-477-4181
NSN 6650-01-633-9147
NSN 6110-01-499-7990
NSN 5975-01-407-9234
NSN 6320-01-578-6006
NSN 5910-00-275-0827
NSN 5935-01-324-2484
NSN 5930-01-147-4494
NSN 6105-01-168-4858
NSN 6240-01-303-6174
NSN 5960-00-584-4553
NSN 5835-00-933-9609