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 6130-01-266-8868
NSN 6685-01-585-8501
NSN 5895-00-829-9794
NSN 5945-00-082-1195
NSN 5925-01-078-2374
NSN 6110-01-551-4551
NSN 6150-01-326-9144
NSN 6645-01-324-2002
NSN 5998-00-217-0755
NSN 5835-01-592-2350
NSN 6620-01-338-8945
NSN 6110-01-264-4319