china Original New Hydraulic Pump 307.5E Main Pump 541-2638 for Excavator

Applicable Model: It is applicable to Caterpillar 307.5 mini - excavator. Pump Type: It is a load - sensing hydraulics with variable - displacement piston pump, which can adjust the flow and pressure according to the actual working conditions of the excavator, improving the working efficiency and energy - saving effect. Hydraulic Parameters Flow Rate: The pump flow at 2400 rpm is 44 gal/min (about 167 L/min). Operating Pressure: The operating pressure for swing is 3626 psi (about 25 MPa), and the operating pressure for travel and equipment is 4134 psi (about 28.5 MPa).