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 7035-00-104-7613
NSN 6150-01-443-3662
NSN 5996-00-244-5310
NSN 5950-01-301-6827
NSN 5930-01-075-8254
NSN 5855-00-688-9954
NSN 6145-00-076-9324
NSN 6620-01-212-1417
NSN 5905-00-689-1290
NSN 5835-01-544-5183
NSN 6110-01-647-7835
NSN 5990-01-338-2103