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 5965-01-089-8579
NSN 5905-01-403-2806
NSN 5950-00-267-4170
NSN 5965-01-478-3590
NSN 5950-00-140-1755
NSN 6135-00-726-4142
NSN
NSN 5935-01-023-1979
NSN 5996-01-415-4629
NSN 5855-00-256-5562
NSN 6645-01-444-3016
NSN 5915-01-435-5275