... 40 series mini vane pump SUB Series pump is positive displacement vane pump,applied to transfer gasoline,kerosene,diesel and ... fuel unit. AdvantageAn excellent self-priming performance,vacuum up 0.095MPa,intstead of vacuum pump to clean the tank ... and trouble free operation,high reliabilityAdjustable reliefvalve protects pump from excessive pressure.Technical specificationModelSUB-40SUB-50SUB-80Inlet ...