Shoulder is hexagon shape
A cylindrically-shaped headless item, having a shank at one or both ends. It is used for aligning, fastening, or transfer of torque and/or thrust by fitting into corresponding holes of another item. It may be threaded on one end.
NSN 6645-01-212-9474
NSN 5985-00-227-4232
NSN 4140-01-280-5364
NSN 5920-00-979-0132
NSN 5996-01-580-0582
NSN 5935-00-202-9480
NSN 5910-01-086-9317
NSN 5855-01-416-5085
NSN 6130-01-072-5185
NSN 5920-00-094-0655
NSN 5855-00-688-9954
NSN 5998-00-037-1225