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 7035-00-541-8516
NSN 5996-00-276-5480
NSN 6620-00-308-2531
NSN 5915-00-846-3733
NSN 5998-01-603-2741
NSN 6110-00-169-5722
NSN 7035-01-119-6271
NSN 6645-01-613-2053
NSN 6145-01-496-2238
NSN 5998-00-256-8363
NSN 5998-01-161-1147
NSN 6620-00-952-4278