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 5985-01-088-9339
NSN 7035-01-342-9124
NSN 5905-01-495-2731
NSN 6320-01-554-0901
NSN 4140-01-400-3610
NSN 5855-01-147-4785
NSN 6645-01-033-1171
NSN 6150-00-494-3522
NSN 5935-01-429-9707
NSN 6645-01-570-3215
NSN 5950-00-442-4272
NSN 7035-01-312-8573