W/o shoulder
A headless fastener externally threaded on both ends with each threaded portion of one but not necessarily the same nominal diameter. It is designed to be locked in place by either a ring, lock, serrated or a ring, lock, keyed.
NSN 6320-00-456-0836
NSN 5965-01-229-4990
NSN 6650-01-169-5247
NSN 5835-01-538-1804
NSN 6110-00-947-6621
NSN 7035-01-040-1180
NSN 6650-01-502-7316
NSN 6620-01-627-0478
NSN 6650-00-851-7615
NSN 6135-01-322-4655
NSN 5950-01-599-8476
NSN 6320-01-029-4220