Ubc bearing single row deep groove roller bearings ubc s6003 2rs these single row deep groove roller bearings from ubc are made from stainless steel and conform to din625 these bearings are resistant to water steam alkalis photographic developer and acids the double sided seal protects the interior from dirt these bearings are supplied with a lifetime greasing so are ready for mounting ubc bearing s6003 2rs 17mm bore single row deep groove roller bearing 6000 n