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 5965-01-531-3496
NSN 6650-00-456-7654
NSN 6240-01-458-3611
NSN 5965-00-021-5620
NSN 7035-01-443-3052
NSN 5895-01-325-7027
NSN 5905-01-613-4360
NSN 6150-00-703-8360
NSN 5905-00-964-7402
NSN 6150-01-035-7065
NSN 6620-00-841-0346
NSN 5998-00-968-5666