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 5930-01-192-4601
NSN 5910-01-423-9967
NSN 6220-00-562-5964
NSN 4140-00-740-2153
NSN 6105-01-386-8625
NSN 6105-00-844-3972
NSN 5925-01-306-6994
NSN 6240-01-508-6446
NSN 4140-01-536-8991
NSN 6685-00-809-4297
NSN 5985-00-170-4156
NSN 5855-00-149-0766