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 5895-01-537-8477
NSN 5930-01-610-8688
NSN 7035-01-518-6710
NSN 5905-00-563-2005
NSN 6135-01-415-1163
NSN 5930-01-479-5966
NSN 5835-00-827-1904
NSN 7035-01-026-0117
NSN 6110-01-322-1916
NSN 5950-01-567-9488
NSN 5835-00-191-4793
NSN 5895-00-363-1486