Code Segment Meaning English Description PVXS Series Variable Displacement Piston Pump, Open Circuit 090 Displacement 90 cm³/rev (90 mL per revolution) M Mounting Style ISO 3019-2 / SAE 2-Bolt Mounting Flange R Rotation Right-hand rotation (clockwise when viewing the shaft end) DF Control Type Pressure Compensator Control with a factory-set pressure range. 0000 Shaft & Port Options Standard shaft and standard porting. 000 Design Version / Seal Standard design, typically with standard seal material (e.g., Nitrile). Key Technical Parameters Parameter Value / Description Notes Displacement 90 cm³/rev (mL/rev) The theoretical volume of oil delivered per revolution. Maximum Continuous Pressure 420 bar (6,100 psi) The highest pressure the pump can withstand continuously. Rated Pressure 350 bar (5,080 psi) Recommended pressure for optimal life and performance. Maximum Speed 2400 rpm The absolute maximum rotational speed. Rated Speed 1800 - 2200 rpm Typical operating speed for best efficiency. Density at 15°C 0.86 kg/l For mineral-based hydraulic oils. Recommended Viscosity Range 16 to 54 mm²/s Optimal range for lubrication and performance. Volumetric Efficiency Typically > 97% At rated pressure and speed. Overall Efficiency Typically > 92% At rated pressure and speed.