Stainless steel wahser included, color collar red
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 5985-00-225-8621
NSN 5835-01-371-8759
NSN 6220-00-072-9226
NSN 5925-01-091-4577
NSN 7035-01-472-1999
NSN 6150-01-435-7199
NSN 6620-01-376-3744
NSN 5996-01-353-9261
NSN 6620-00-215-1996
NSN 4140-01-497-0266
NSN 5960-00-529-2704
NSN 5835-01-435-4139