Parker PGP620 series gear pump specifications

The specifications of Parker PGP620 series gear pumps are as follows：
Working pressure：
The maximum operating pressure can reach 275 bar (3989 psi), and the continuous operating pressure may be higher under some operating conditions, depending on the model and application.
Speed range：
The maximum speed can reach 3500 rpm. Some models may be marked as 3300 rpm. The specific speed range may vary from model to model.
Displacement range：
Displacement ranges from 19 cm3/rev to 50 cm3/rev (1.16 in3/rev to 3.05 in3/rev), the specific displacement depends on the model.
Temperature range：
The maximum fluid temperature can reach 80°C (180°F), and the minimum fluid temperature is -20°C (0°F).
Material and structure：
The interlocking two-piece cast iron design is adopted, the structure is strong and durable, and it can adapt to high pressure and high load conditions.
Equipped with bronze balance side panels or tin bronze balance side panels to improve the efficiency and stability of the pump.
The journal bushing and pressure balancing thrust plate are designed to extend the service life.
Noise level：
The low-noise design is adopted, and the operation is smooth and quiet. The specific noise level may vary depending on the model and operating conditions.
Installation and connection：
A variety of installation and connection options are available, including SAE shafts, flanges, and ports, for easy integration into various hydraulic systems.
It can be provided as a single-section or multi-section pump, and supports the configuration of multiple pumps with shared imports.
Integrated valve options：
Provide a variety of integrated valve options, such as pressure relief valve, anti-cavitation valve, cross-port pressure relief valve, solenoid valve unloading valve and proportional pressure relief valve, etc., to meet different application needs.
Application area：
It is widely used in construction equipment, material handling equipment, forestry equipment, agricultural machinery, lawn equipment, mining, oil and natural gas and other fields.
It is particularly suitable for hydraulic systems that require high reliability and high performance, such as fan-driven pumps, lawn mower pumps, steering and brake pumps, winch pumps, etc.