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 5855-00-237-4088
NSN 6650-00-165-5723
NSN 6105-01-514-8167
NSN 5965-01-128-7785
NSN 5960-00-764-7164
NSN 5925-01-658-7848
NSN 7035-00-908-4933
NSN 5925-01-144-3137
NSN 5975-00-583-8625
NSN 5960-01-580-6360
NSN 6320-00-468-8421
NSN 5925-01-341-8166