Color gray or color blue
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 6685-01-602-9641
NSN 5990-00-862-3271
NSN 5990-01-365-6016
NSN 6220-00-223-4362
NSN 6645-01-475-8283
NSN 7035-00-251-8201
NSN 5965-01-209-2838
NSN 6150-00-025-8411
NSN 5905-01-492-6784
NSN 5985-01-077-2422
NSN 5855-01-606-3745
NSN 5945-01-580-6831