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 5915-00-845-6633
NSN 6105-01-237-2507
NSN 5965-01-486-0745
NSN 5905-01-509-2430
NSN 5930-01-186-2734
NSN 5950-00-326-1814
NSN 5855-00-832-9341
NSN 6130-01-204-8215
NSN 5920-00-237-7375
NSN 6220-01-262-9167
NSN 5998-00-714-0958
NSN 6220-01-435-4839