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 5935-01-534-9996
NSN 6105-01-535-4080
NSN 5965-01-414-3753
NSN 5905-01-627-1293
NSN 5975-01-422-1400
NSN 6610-00-421-9853
NSN 6620-01-098-2960
NSN 6150-01-181-5612
NSN 6145-00-150-5020
NSN 6145-01-656-1503
NSN 5990-01-390-2177
NSN 6620-00-355-1734