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 5960-01-531-9108
NSN 2925-00-155-2100
NSN 6620-00-391-7858
NSN 6150-01-283-2399
NSN 5920-00-450-1507
NSN 6685-00-737-7333
NSN 6610-01-514-0745
NSN 6620-01-327-4028
NSN 6650-01-087-8993
NSN 6150-01-391-7735
NSN 5996-01-145-0237
NSN 6130-01-533-5088