1)Water pump bearing. 2)607-609,6000-6012,6200-6216,6300- ... -3,ABEC-5. Cixi Ouji Bearing CO.,LTD is a water pump bearing OEM manufacturer .As a specialized manufacturer and exporter ... )--China,(AISI)52100---American ,(Din) 100Cr6---Germany4)Shield/Closure:Plain(Open),Z,ZZ,RS,2RS,UG.5)Vibration and Noisy level ... : ISO 9001,200011)Producing range : Standard and non-standard bearings . water pump bearing