A soft metal or nonmetal sleeve, designed to mate with a pin-rivet. it may include an external wrenching facility which breaks off at a perdetermined torque to form a head.
NSN 5855-00-688-9954
NSN 6240-00-008-1654
NSN 5975-01-054-9889
NSN 6110-01-537-5810
NSN 5950-01-312-3798
NSN 5945-01-295-5057
NSN 5930-00-006-7292
NSN 6105-01-206-6434
NSN 6110-00-847-8673
NSN 6620-01-649-0748
NSN 5915-01-640-6725
NSN 6145-01-435-5700