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 6220-01-580-7006
NSN 5930-01-447-2837
NSN 5950-01-558-8385
NSN 6650-01-481-1165
NSN 6130-00-452-1486
NSN 6645-01-600-5653
NSN 4140-01-053-5359
NSN 5996-01-183-7647
NSN 5925-00-436-9255
NSN 5855-01-180-5369
NSN 7035-01-562-4438
NSN 5996-01-073-6860