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 7035-01-023-7859
NSN 5905-01-042-8808
NSN 6610-01-048-2870
NSN 5905-01-511-2051
NSN 6110-01-191-7742
NSN 5920-00-390-3437
NSN 5999-01-047-9357
NSN 5925-00-959-6075
NSN 6220-01-238-7585
NSN 7035-01-253-2868
NSN 5990-00-020-1048
NSN 6130-01-365-2328