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 5960-01-462-1864
NSN 6220-00-272-7497
NSN 6685-01-622-5220
NSN 6240-00-991-0091
NSN 5945-01-463-9136
NSN 5985-01-512-2298
NSN 6620-01-428-7072
NSN 6685-00-405-2975
NSN 5965-00-529-0602
NSN 5960-01-481-8051
NSN 5960-01-412-0619
NSN 5960-01-264-0996