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 6130-01-325-8118
NSN 5996-01-566-8996
NSN 6685-00-160-6390
NSN 5925-00-192-9630
NSN 5975-00-509-2879
NSN 5930-01-470-9792
NSN 5935-01-444-1796
NSN 5999-01-642-6481
NSN 5855-01-045-5932
NSN 7035-00-541-8516
NSN 6110-01-098-5739
NSN 5905-00-761-8719