The Webster 22R221D-5C3 R Series Fuel Pump is a high-pressure fuel oil pump designed for dependable fuel delivery in oil-fired HVAC equipment, including furnaces, boilers, and commercial heating burners. Operating at 3450 RPM with clockwise rotation, it pressurizes and delivers fuel consistently to the burner nozzle, supporting efficient and stable combustion. With a maximum pressure ... https://www.partshnc.com/webster-22r221d-5c3-r-series-fuel-pump-3450-rpm-cw-r-300-psi