F150. F250 Pick-Up. A clip which helps secure the Ignition Lock Cylinder to it's mounting point. A fastener that attaches the canceling cam plate to the steering shaft. A part which fits around the Ignition Lock Cylinder and tightens, thereby securing the component in place with a clamping force. A ring usually made from spring steel that has a gap between the ends and is used to hold the Steering Column Bearing in place. Ignition Lock Cylinder O-Ring. AND. Clamp. Clip. Gear. O - Ring. Steering Column Bearing Retaining Ring. Turn Signal Cancel Cam Plate Retaining Ring.