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 5905-00-072-8200
NSN 5905-01-581-6868
NSN 6240-01-483-0449
NSN 5950-00-309-5334
NSN 6135-01-329-7994
NSN 7035-01-129-4667
NSN 5950-01-048-8633
NSN 5960-01-287-4187
NSN 6320-01-335-8336
NSN 5925-00-681-6089
NSN 6105-01-170-0721
NSN 5996-01-240-5014