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 5999-01-184-0721
NSN 5945-00-282-3181
NSN 6240-00-617-1035
NSN 6110-01-524-3434
NSN 6610-01-461-8180
NSN 6620-01-179-4154
NSN 5950-01-188-0061
NSN 5996-01-386-2045
NSN 5910-00-514-2038
NSN 5990-00-513-5328
NSN 5910-01-058-3962
NSN 6685-00-670-9749