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 5835-01-277-7167
NSN 5985-00-836-5900
NSN 7035-01-607-1851
NSN 5930-00-157-4559
NSN 5996-01-202-8127
NSN 5990-01-539-4653
NSN 6650-01-456-5188
NSN 5925-00-272-8959
NSN 5960-01-325-2241
NSN 5935-01-160-8085
NSN 6610-01-224-3814
NSN 5975-00-218-0414