Used on aircraft. 4.2mm hole diameter 14.2mm outside diameter 0.3mm material thickness dimpled washer includes bonding agent used for countersunk (molten adhesive ring) 0.46mm thick-green; data from pilatus ip catalog 57-20-01; figure 1 wing tip passivate body surface treated finishing
Used on 2350-01-248-7619 carrier, personnel, full tracked. 0.502" hole diameter 0.879" outside diameter 0.151" material thickness paint surface treated split helical-right hand