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 5990-01-463-0953
NSN 5910-01-464-3879
NSN 6220-01-377-7701
NSN 5895-00-576-8453
NSN 6145-00-630-4904
NSN 5945-01-204-3507
NSN 6645-01-451-7933
NSN 5835-01-580-0446
NSN 5905-01-136-3532
NSN 5985-01-140-7491
NSN 6645-00-663-8111
NSN 6320-01-607-1491