Everbilt 0.56 in. x 0.94 in.x18 Gauge Plain Spacer 1-Piece

Spacer bushings are used in automotive, aviation, appliance and many other applications. They are used as a shim to take up slack between 2 parts, typically to help reduce motion or play. They are thinner than a flat washer but resemble its round shape with a cut out in the middle.