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 6610-00-042-8461
NSN 5945-01-320-4022
NSN 7035-01-460-5117
NSN 6130-01-452-8403
NSN 6105-00-882-0854
NSN 6650-01-162-2881
NSN 7035-00-922-5700
NSN 5998-00-494-4022
NSN 5905-01-551-1163
NSN 6240-01-144-3864
NSN 6110-00-252-2113
NSN 6320-00-731-6134