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 6150-00-058-8669
NSN 6685-01-633-0858
NSN 5990-01-384-2697
NSN 6105-00-471-3265
NSN 2925-00-105-3907
NSN 6685-01-500-6635
NSN 5965-01-018-8138
NSN 5835-01-337-8635
NSN 7035-01-010-4257
NSN 5999-01-050-9496
NSN 5998-00-995-4307
NSN 5920-01-302-4270