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 5965-01-204-8505
NSN 6135-00-276-7625
NSN 5996-01-315-5683
NSN 5945-01-094-9303
NSN 6110-00-824-2162
NSN 6645-00-449-3613
NSN 5975-00-004-9431
NSN 5960-01-336-0487
NSN 5950-01-585-1022
NSN 5925-00-267-3044
NSN 6130-00-736-4382
NSN 5999-01-529-6316