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 5965-00-320-1399
NSN 5999-01-075-7367
NSN 5935-01-199-1527
NSN 6645-00-484-1992
NSN 6135-01-238-2878
NSN 5999-01-415-1515
NSN 5905-00-197-2269
NSN 5998-01-448-2342
NSN 5960-00-001-4686
NSN 5915-00-222-8186
NSN 5965-01-116-8487
NSN 5835-01-519-3834