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 6320-00-701-0437
NSN 5910-01-284-0467
NSN 6135-01-116-3385
NSN 7035-01-357-7786
NSN 5910-00-925-3772
NSN 5996-01-144-4691
NSN 6145-01-373-5568
NSN 5855-01-497-8834
NSN 6150-01-477-8853
NSN 6620-00-920-1671
NSN 5915-01-171-8987
NSN 6135-00-906-0984