PURPOSE: To eliminate troublesomeness, such as opening and closing of the cap of a kerosene tank each time kerosene is transferred from a kerosene tank to other container, such as a kerosene stove.

CONSTITUTION: An oil feeding device for a kerosene tank comprises a main body 31 having a female screw coupled to the male screw of an oil feed cylinder 21 protruded from the upper surface of a kerosene tank 20; and an oil feed passage 35 having a suction valve 33 and a delivery valve 34 equipped at the main body 31. A pump chamber 36 is communicated with the oil feed passage 35 and a suction pipe 37 extending downward from the suction valve 33 and a flexible delivery pipe 38 communicated with the delivery valve 34 are connected to the main body 31. A safety cock 39 is arranged in the oil feed passage 35.