The GPY-F Series Gear Pump is a high-performance external hydraulic gear pump designed for stable hydraulic transmission, high efficiency, and long-lasting durability. Manufactured with precision gears, high-strength aluminum alloy housing, and advanced sealing technology, the GPY-F Series provides reliable hydraulic power for industrial and mobile hydraulic systems.
This series features compact construction, low noise operation, smooth oil delivery, and excellent pressure resistance, making it suitable for demanding working environments such as construction machinery, agricultural equipment, industrial automation, and lifting systems.
GPY-F Series Gear Pump
Green Hydraulic
Standard export carton/plywood case
Yes
ISO9001,CE
Construction Machinery Excavators Loaders Road construction equipment Earthmoving machinery Agricultural Machinery Tractors Harvesters Seeders Sprayers Industrial Hydraulic Systems Hydraulic power units Press machines Injection molding machines Industrial automation equipment Material Handling Equipment Lift platforms Hoisting systems Hydraulic conveyors Mobile Hydraulic Equipment Municipal engineering vehicles Dump trucks Industrial transport vehicles Mining and Engineering Equipment Mining machinery Drilling equipment Heavy-duty hydraulic systems
Construction Machinery Excavators Loaders Road construction equipment Earthmoving machinery Agricultural Machinery Tractors Harvesters Seeders Sprayers Industrial Hydraulic Systems Hydraulic power units Press machines Injection molding machines Industrial automation equipment Material Handling Equipment Lift platforms Hoisting systems Hydraulic conveyors Mobile Hydraulic Equipment Municipal engineering vehicles Dump trucks Industrial transport vehicles Mining and Engineering Equipment Mining machinery Drilling equipment Heavy-duty hydraulic systems
Key Shaft and Spline shaft
1 set
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Product Description
The GPY-F Series Gear Pump is a high-performance external hydraulic gear pump designed for stable hydraulic transmission, high efficiency, and long-lasting durability. Manufactured with precision gears, high-strength aluminum alloy housing, and advanced sealing technology, the GPY-F Series provides reliable hydraulic power for industrial and mobile hydraulic systems.
This series features compact construction, low noise operation, smooth oil delivery, and excellent pressure resistance, making it suitable for demanding working environments such as construction machinery, agricultural equipment, industrial automation, and lifting systems.
Precision-machined gears reduce internal leakage.
Provides stable flow output and high volumetric efficiency.
High-strength aluminum alloy housing ensures lightweight construction.
Easy installation in compact hydraulic systems.
Optimized gear profile minimizes vibration and operating noise.
Ensures smoother hydraulic system performance.
Durable internal components and advanced sealing technology improve service life.
Stable operation under continuous working conditions.
Suitable for mobile equipment, industrial hydraulic systems, and automation machinery.
Compatible with multiple hydraulic system configurations.
Simple external gear pump structure.
Convenient for inspection, repair, and component replacement.
Available with different shaft types and mounting configurations.
Supports OEM customization requirements.
Specifications


Applications
Applications
Excavators
Loaders
Road construction equipment
Earthmoving machinery
Tractors
Harvesters
Seeders
Sprayers
Hydraulic power units
Press machines
Injection molding machines
Industrial automation equipment
Lift platforms
Hoisting systems
Hydraulic conveyors
Municipal engineering vehicles
Dump trucks
Industrial transport vehicles
Mining machinery
Drilling equipment
Heavy-duty hydraulic systems
Factory & FAQ

GPY-F Series Gear Pump are typically packaged securely to prevent damage during transit. The packaging includes:
Protective Wrapping: To safeguard the pump from environmental damage.
Custom Crates: For larger, heavier pumps, ensuring safe handling.
Documentation: Includes installation, maintenance instructions, and warranty details.
Delivery time depends on the model, customizations, and location but typically ranges from 2 to 6 weeks from the order date.
The GPY-F Series is an external hydraulic gear pump designed for hydraulic oil transmission and hydraulic power applications.
Its main advantages include high efficiency, compact structure, low noise, stable operation, durability, and easy maintenance.
The pump is generally compatible with mineral hydraulic oil, anti-wear hydraulic oil, and other hydraulic fluids with suitable viscosity.
It is widely used in construction machinery, agricultural equipment, industrial hydraulic systems, mining equipment, and industrial automation systems.
Yes. The GPY-F Series is designed for stable continuous operation under proper working pressure and maintenance conditions.
Before starting the pump, check the hydraulic oil level, oil cleanliness, pipe connections, rotation direction, and ensure there is no air trapped inside the hydraulic system.
Standard mounting: ISO 3019/2 or SAE flange
Rotation direction: right-hand (clockwise)
No radial or axial load should be applied to the shaft
Proper installation is critical for performance and durability.
They are widely used in:
CNC machine tools
Injection molding machines
Hydraulic power units
Industrial automation systems
Press machinery
GPY-F Series Gear Pump are manufactured in compliance with international standards, ensuring high performance and reliability:
ISO 9001: Certified for quality management systems.
CE Certification: Ensures compliance with European safety, health, and environmental protection standards.
RoHS Compliance: Ensures the pump does not contain hazardous materials.
Factory Testing: Every pump is rigorously tested for performance, pressure, and leak integrity before shipping.
The pump's flow is adjusted by changing the angle of an internal swash plate. As the swash plate angle changes, the stroke length of the pistons varies, which in turn changes the volume of fluid displaced per rotation, allowing the flow rate to adapt to the system's needs.
Factory established in 2005;
With a great deal of production experience;
80+ employees become the professional team;
Constant updated ERP system ensure efficiency of work;
Sophisticated equipment ehanced the accuracy of products;
Professional salesmen provide the greast service;
With a large number of famous customers all over the world;
Great after-sales service;
With the long term cooperation with famous logistics and express company in China,provide the better goods service.
Small order/sample order,full payment in advance; Big orders send the first payment 30% before the production,and the balance before shippment.We'll show the photos of the products and packages before delivery.
Of course we can. Just send me your logo we can make it for you.
America(40.5%):USA, Canada, Argentina, Brazil
Europe(30.8%):Italy,Germany,England,Holland,Spain,Swiss,Finland,Russia,Poland.
Asia(23.5%):Korea,singapore,India,Turkey,Vietnam,Saudi Arabia,Syria, Israel,Lebanon.
Others(5.8%).
The Green hydraulic pump manufacturing facility is a specialized industrial plant that focuses on producing hydraulic pumps and related components. These factories are equipped with advanced machinery and technology to fabricate high-quality pumps designed for a wide range of applications, from heavy equipment and machinery to automotive and industrial systems.
The production process typically involves precision engineering, where raw materials like metals and alloys are processed into pump components such as gears, pistons, cylinders, and seals. These parts are then assembled into fully functional hydraulic pumps, which are tested for performance and quality control to ensure reliability, efficiency, and durability under various working conditions.
Green Hydraulic's manufacturing facilities for hydraulic pumps maintain stringent quality standards, often adhering to international certifications, to meet the expectations of customers in industries such as construction, agriculture, automotive, and manufacturing.
All hydraulic pumps produced by Green Hydraulic have undergone compliance testing, ensuring their quality and reliability.
To meet the diverse needs of different industries, the green hydraulic offer customization options, such as specialized seals, materials, and pump configurations. These facilities often work closely with engineering teams to develop tailored solutions for specific applications, from high-pressure systems to low-flow, high-efficiency pumps.
Each pump undergoes a rigorous quality control process, where pressure tests and performance assessments are conducted to ensure that the pumps meet the required standards for flow rate, pressure capacity, and durability.