Water pump bearing ,auto water pump bearing,automotive water pump bearing Water pump bearing,supply 150 kinds of water pump bearings. 1) Material: GCr15 ... 3) competitive price and good service.Water pump bearings are primarily used in automotive water pumps, basically consisting of standard double row ... two rows of balls; WIB, BWF, WS, WK, 885000 series, etc. 2) Ball-roller: With one row of balls, one ...