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 5855-00-014-5008
NSN 6240-01-485-3116
NSN 6145-01-046-0810
NSN 5999-01-490-4309
NSN 5999-01-082-2650
NSN 6135-01-495-0933
NSN 6105-01-364-6173
NSN 6240-01-383-7448
NSN 6105-01-512-2756
NSN 6320-01-642-0342
NSN 5945-01-413-5882
NSN 5975-00-779-3319