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 5895-00-186-8572
NSN 4140-00-679-9512
NSN 5996-01-188-8792
NSN 5920-00-203-5938
NSN 5855-00-916-2236
NSN 6135-00-134-6648
NSN 6135-01-122-4448
NSN 5960-00-170-6916
NSN 6135-01-100-3593
NSN 5950-01-350-3702
NSN 6620-00-951-0153
NSN 5999-01-284-9185