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 5920-00-893-2920
NSN 5960-00-709-2330
NSN 6685-00-932-0391
NSN 5998-01-495-1285
NSN 2925-00-077-2620
NSN 7035-01-364-0286
NSN 7035-01-364-8454
NSN 6145-01-467-9872
NSN 5950-01-590-8977
NSN 5835-00-623-9668
NSN 6150-01-596-7369
NSN 5999-00-528-9215