... to 17.5 bar 4.CE.ROHS reverse vending machine pump,appliacation as follows,Carbonated water for soft drink ... hydraulic oils.This Rotary Vane Pump is brass housing with a stainless steel rotor, while the pumping chamber and ... 3/8" NPT threaded.Rotary vane pump with motor is equipped with a built-in by-pass; A specail ... booster pumps, and light hydraulic oils. Espresso Coffee Machine pump with motor