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 5960-01-125-2356
NSN 5950-01-281-0587
NSN 5835-01-371-8759
NSN 6145-01-095-6556
NSN 6150-00-340-3203
NSN 5998-01-245-5383
NSN 5835-00-155-1379
NSN 6320-00-456-2092
NSN 5855-01-607-6521
NSN 5999-00-428-3563
NSN 6610-01-116-2527
NSN 5835-01-183-7467