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 5990-00-928-5655
NSN 6610-01-614-7191
NSN 6685-01-196-6307
NSN 5930-01-435-8714
NSN 6645-00-570-0092
NSN 6620-00-160-0844
NSN 6150-01-532-8492
NSN 6145-01-106-7056
NSN 6150-01-614-3378
NSN 5975-01-535-0663
NSN 6620-00-800-1285
NSN 6135-00-262-6807