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 5930-01-208-2025
NSN 5990-00-524-2293
NSN 5835-01-293-6453
NSN 4140-00-184-4812
NSN 7035-01-603-7150
NSN 5935-01-426-0094
NSN 4140-01-074-6262
NSN 5915-00-819-3653
NSN 5960-00-081-0160
NSN 7035-00-535-8109
NSN 5965-01-328-7526
NSN 5895-00-525-3295