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 6220-00-528-7752
NSN 7035-01-352-6235
NSN 5895-01-098-1772
NSN 6145-00-515-6931
NSN 5895-01-589-6993
NSN 6150-00-779-5547
NSN 5895-01-648-3815
NSN 5950-01-441-2143
NSN 5950-00-407-2058
NSN 5895-01-540-9195
NSN 6650-00-473-1259
NSN 5998-01-465-2371