Replacement Guide Bearing
Bearing has a 1/2" OD, 3/16" ID, and is 0.196" wide. These bearings are generally stamped R3 or R3ZZ on the shield.
This is a common size router bit bearing but not all bits use this size bearing. Please verify your bearing dimensions or bearing number prior to ordering.
An example router bit with this size bearing is shown in the last photo for reference only. A router bit is NOT included