This is a genuine replacement part sourced from the original manufacturer for use with edgers, sanders, and miter saws. The special ball bearing is commonly used to reduce friction between a rotating shaft and fixed part assembly. This ball bearing is available as an individual replacement please see model diagram for associative parts.
The bearing fits between the wave spring and the main drive shaft. This is a genuine Ridgid replacement part for use in drum machines, pipe cutters, threading machines, and compressors. This item is priced individually and is made out of metal. If this part becomes broken or worn down it will need to be replaced and may require a screwdriver during the installation.