oem Excavator Parts 320GC Hydraulic Main Pump 5679722 567-9722 for E320GC Piston Pump

Hydraulic System Requirements:

Maximum Flow: 429 L/min (113 gal/min) for the main system cat.com.

Pression nominale: 350 bar (5075 psi) for equipment operations cat.com.

Travel Pressure: 343 bar (4974 psi) cat.com.

Déplacement: Estimated ~214.5 mL/rev (calculated from the system flow rate of 429 L/min at 2000 RPM: 429 L/min ÷ 2000 RPM = 0.2145 L/rev).

Rotational Speed: Matches the engine’s rated speed (e.g., 2000 RPM during travel) .

Efficiency: High-power density design with low noise and minimal energy loss .