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 5945-01-310-5371
NSN 6685-00-116-1781
NSN 5998-01-391-2002
NSN 5915-01-512-0754
NSN 5990-01-287-9447
NSN 5999-01-441-9308
NSN 6685-01-169-6299
NSN 6135-00-422-3967
NSN 6620-01-199-8580
NSN 5915-01-156-8977
NSN 5945-01-513-9686
NSN 5990-00-145-1187