I replaced one pulley bearing with SKF 6302-2RS-C3 and another that has a Nachi 6302-2NSE-C3. The Nachi internal race is a bit wider and you may not need to have the washer, but I used just one in any case. I bought two various bearings only to see which 1 https://directoryholiday.com/listings13422679/indicators-on-chin-threading-services-in-sun-city-you-should-know