I replaced a single pulley bearing with SKF 6302-2RS-C3 and the other which 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 utilised a single anyways. I bought two unique bearings only to see which 1 https://large-directory.com/listings13165956/the-greatest-guide-to-sideburn-laser-hair-removal-in-rocklin