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A hydraulic gear pump is a type of hydraulic pump that uses a gear system. It finds many applications in hydraulic systems. It has few moving parts, works quite smoothly and operates well at pressures up to 250 bars. The displacement chambers are formed between the housing of the pump and the rotating gear wheel (or gear wheels, depending on model).
We review two gear pumps we think are the best and which have excellent customer ratings.
Hydraulic Gear Pump – 16 GPM, 2-Stage (Brand New)
First up is the moderately priced Hydraulic Gear Pump – 16 GPM, 2-Stage (Brand New) from Mighty. This 2 stage gear pump weighs 6.3 pounds. It is particularly useful for use in log splitters, press & machine tools, power units for snowplows, small displacement and moderate pressure hydraulic system. It rotates in a clockwise direction. It provides faster cycle times & higher possible pressure with a small engine. It can be used in low-pressure hydraulic systems.
The unit is constructed out of cast iron and aluminum. This pump has a rated maximum operation speed of 3600RPM and maximum operation Pressure of 3000PSI. The shaft extension is 1.5 inches, and Shaft Diameter is 1.5 inches.
The pump has an impressive 4.4 out of 5 stars rating on Amazon, and most customers were satisfied with it. Customers consistently said that the gear pump did exactly what was promised in the specifications.
Concentric High-Pressure Hydraulic Gear Pump – 0.065 Cu. In., Model# G1204C5A300N00
The second gear pump in our list is the Concentric High-Pressure Hydraulic Pump – 0.065 Cu. In., Model# G1204C5A300N00 from Haldex. It is only slightly more expensive than the Hydraulic Gear Pump – 16 GPM, 2-Stage (Brand New) from Mighty. The unit weighs only 5 pounds. It has a maximum rated operating pressure of 3000 PSI with maximum rated RPM at 4000. This pump can turn in both clockwise and counterclockwise directions. This Concentric High-Pressure Hydraulic Gear Pump can be used on mobile equipment, construction, and agricultural equipment, machine tools, material handling and mining equipment, PTO pumps, refuse haulers, compaction, and baling equipment. It can be used as a fluid pump or a fluid motor.
This gear pump is constructed out of heavy-duty cast iron. It has a standard 4-bolt mount with 1.78 inches’ diameter pilot and a shaft with dimensions of 0.5 * 1.5 inches. The square key is 0.125 inches. This gear pump has a flexible coupling and belt(pulley) drive. It is rated at 90 % efficiency.
This tool has an excellent rating of 5 out of 5 stars on Amazon.
There you have it, two of the best hydraulic gear pumps in the market. Gear pumps find a very wide range of applications in hydraulic systems. You will need different types of gear pumps for various applications. We have reviewed two gear pumps that can be used for different kinds of applications. The Hydraulic Gear Pump – 16 GPM, 2-Stage (Brand New) is used in a modest pressure pump to be used in applications such as log splitting, press & machine tools, and power units for snowplows. The Concentric High-Pressure Hydraulic Gear Pump – 0.065 Cu. In., Model# G1204C5A300N00, on the other hand, can be used in high-pressure applications such as mining and PTO pumps.
If you are looking for a hydraulic gear pump, one of these two pumps will certainly meet your needs. We hope that this article was helpful to you in making an informed choice on which gear pump to get.
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