I changed a person pulley bearing with SKF 6302-2RS-C3 and one other with a Nachi 6302-2NSE-C3. The Nachi internal race is a tiny bit broader and you might not will need the washer, but I used just one anyhow. I bought two various bearings simply to see which 1 lasts https://ukdirectoryof.com/listings13197434/lower-lip-threading-in-west-roseville-an-overview