... &density High precision, oem offered 344050 Oilness bearing, JF800 Series :Availability: Cylindrical bushes, flange bushes, thrust washers and strips ... ,25T,15T,10T,6T,3T.5.high precision,100 quality with competitive price,good abrasion resistance,high efficiency,save ... for reciprocating,oscillation or Intermittent motion whereoil film is hard to be formed5.Good chemical resistant and anti-corrosion ...