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 5910-00-033-3761
NSN 6130-01-445-6165
NSN 5960-01-599-9821
NSN 5985-01-142-0128
NSN 5935-01-159-2358
NSN 5915-00-243-9589
NSN 6130-00-306-3159
NSN 6620-01-641-1461
NSN 5945-01-064-6186
NSN 6220-01-650-1897
NSN 6620-01-482-9024
NSN 5920-01-291-4898