Water pump

摘要

To provide a water pump capable of preventing coolant leaked from a shaft sealing member from invading a bearing by a simple constitution, in a water pump 101 in which an outer ring 140b of a bearing 140 is attached to an inner peripheral face 110a of a pulley 110, an inner ring 140a of the bearing 140 is attached to an outer peripheral face 163b of a cylindrical portion 163 of a housing 160 and a shaft sealing member 150 is attached to an inner peripheral face 163a of the cylindrical portion 163.