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The PARKER 0301571 is a hydraulic gear pump designed for high-pressure fluid power applications in mobile and industrial hydraulic systems. It delivers 16.7 GPM at 2,500 RPM and scales to 15.32 GPM at 1,800 RPM or 30.64 GPM at 3,600 RPM, making it suitable for a range of duty cycles. Maximum working pressure is 2,500 psi. The pump features a 1.96 cubic inch per revolution displacement, a 7/8-inch shaft diameter, and an SAE B mount configuration. It is installed by hydraulic system technicians and mechanics working on industrial machinery, mobile equipment, and power unit assemblies.
This gear pump fits hydraulic power unit builds and mobile equipment installations where a reliable, fixed-displacement pump is required. The SAE B mount pattern and 1-5/8-12 UNF-2B SAE inlet and port sizing make it compatible with standard SAE B pump mounts and hydraulic plumbing common in industrial and construction equipment. It is well suited for applications running at continuous speeds up to 2,500 RPM under sustained working pressures up to 2,500 psi.
Designed as an OEM-style replacement or direct-fit gear pump for hydraulic systems utilizing SAE B mount configurations and 1-5/8-12 UNF-2B SAE port plumbing.
Installation should be performed by a qualified hydraulic technician or mechanic. Depressurize the hydraulic system fully and shut down the prime mover before removing or installing the pump. Inspect inlet lines and fittings for cleanliness before installation, as contamination is the leading cause of gear pump failure. Torque all SAE port fittings and mount fasteners to values specified in the equipment service manual.
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