An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also bolt, ribbed neck.
NSN 6685-01-424-3237
NSN 6150-00-306-0157
NSN 5945-01-509-3686
NSN 4140-00-356-1979
NSN 6320-01-329-8380
NSN 5998-01-072-3673
NSN 5895-00-420-1384
NSN 6135-01-457-2855
NSN 5835-00-491-3834
NSN 5996-00-392-7626
NSN 5960-00-692-2887
NSN 5905-01-518-2309