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 6685-00-202-5233
NSN 2925-01-136-2551
NSN 5996-00-552-1406
NSN 6105-01-608-7735
NSN 5945-01-199-7108
NSN 5945-01-649-1372
NSN 7035-01-095-9322
NSN 6105-00-101-3699
NSN 6685-00-118-3625
NSN 5935-00-273-3861
NSN 6610-01-097-5073
NSN 5990-01-363-3370