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 5935-00-014-5841
NSN 5996-01-057-1113
NSN 5998-01-536-3858
NSN 5905-01-299-7487
NSN 5915-01-237-9860
NSN 6105-00-527-7702
NSN 6685-01-453-9951
NSN 5990-00-079-5406
NSN 6685-01-446-6580
NSN 5950-01-412-4653
NSN 6110-00-190-7523
NSN 6220-01-276-2102