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 5835-01-416-6449
NSN 4140-01-362-0531
NSN 5925-01-641-2879
NSN 5960-01-495-0859
NSN 6105-00-521-1136
NSN 4140-01-158-4139
NSN 5855-01-447-3137
NSN 5985-00-541-7714
NSN 4140-01-461-9775
NSN 5990-01-446-5546
NSN 5950-00-787-0521
NSN 6620-00-936-3463