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 5895-01-352-5695
NSN 5960-01-447-1154
NSN 5855-01-288-6341
NSN 6685-01-458-6469
NSN 6685-01-529-8171
NSN 6320-01-377-0033
NSN 5855-00-908-9296
NSN 6240-00-773-2872
NSN 5950-01-020-7717
NSN 5910-00-921-8821
NSN 5895-00-080-2003
NSN 5990-00-866-2485