Shandong Keystone Hydraulic Co.,Ltd
| Payment Terms | T/T |
| Supply Ability | 5,000 units per month |
| Delivery Time | 7 work days |
| Packaging Details | Wooden boxes and cartons |
| Model | HA2F/1~5 Series |
| Power Source | Hydraulic |
| Application | Heavy Machinery |
| Type | Piston Pump |
| Inlet/Outlet Connection | Flange/Thread |
| Brand Name | KERSTERN |
| Model Number | HA2F/1~5 |
| Certification | SIO9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 5,000 units per month |
| Delivery Time | 7 work days | Packaging Details | Wooden boxes and cartons |
| Model | HA2F/1~5 Series | Power Source | Hydraulic |
| Application | Heavy Machinery | Type | Piston Pump |
| Inlet/Outlet Connection | Flange/Thread | Brand Name | KERSTERN |
| Model Number | HA2F/1~5 | Certification | SIO9001 |
| Place of Origin | China | ||
| High Light | Excavator axial hydraulic pump ，Hydraulic Drive Systems axial hydraulic pump ，Loader piston axial pump | ||
The HA2F/1~5 Series Axial Piston Pump is a high-performance swash plate design hydraulic pump engineered for loader and excavator hydraulic drive systems. With a maximum speed of 7500 rpm and rated pressure up to 315 bar (maximum 350 bar), this pump ensures powerful, stable, and efficient hydraulic energy transmission. Designed exclusively for heavy construction machinery, the HA2F/1~5 series provides exceptional durability and reliability under demanding working conditions.
Loaders: Provides stable hydraulic power for lifting arms, steering, and driving systems.
Excavators: Powers boom, arm, bucket, and travel drive, ensuring smooth and efficient operation.
Tailored exclusively for construction machinery hydraulic systems, ensuring compatibility and long service life.
High Efficiency: Swash plate design with spherical oil distribution ensures low leakage and high volumetric efficiency.
Durability: Drive shaft withstands radial loads, suitable for harsh construction environments.
Compact & Reliable: Optimized design for limited installation spaces in loaders and excavators.
Long Service Life: Heat-treated components and wear-resistant materials extend operational lifespan.
High Pressure Capability: Operates at 315 bar nominal, 350 bar maximum, suitable for heavy-duty hydraulic drives.
| Size | Displacement (ml/r) | Max Speed (rpm) |
|---|---|---|
| 10 | 9.4 | 7500 |
| 12 | 11.6 | 6000 |
| 23 | 22.7 | 5600 |
| 28 | 28.1 | 4750 |
| 45 | 44.3 | 4500 |
| 55 | 54.8 | 3750 |
| 63 | 63 | 4000 |
(Other sizes available depending on loader/excavator requirements)
Material Selection: High-strength alloy steel and cast components.
CNC Precision Machining: Ensures dimensional accuracy.
Heat Treatment & Surface Hardening: Enhances wear resistance.
Assembly & Testing: 100% high-pressure testing for reliability.
Corrosion Protection: Anti-rust treatment applied before delivery.
Oil Filling: Ensure the pump is filled with clean hydraulic oil before operation.
Oil Quality: Use ISO VG46 or VG68 anti-wear hydraulic oil, with cleanliness at NAS 9 or better.
Startup: Vent air before startup to prevent cavitation.
Maintenance: Regularly replace oil and filters, and monitor operating temperature and pressure.
Warranty: 12 months from delivery.
Technical Support: Installation, commissioning, and troubleshooting guidance.
Spare Parts: Genuine HA2F spare parts available for fast replacement.
Repair Service: Professional repair and maintenance solutions worldwide.
Q1: Can the HA2F/1~5 pump be used in other industries?
A1: No, this model is designed exclusively for loader and excavator hydraulic drive systems.
Q2: What is the maximum speed?
A2: The maximum speed reaches 7500 rpm (depending on displacement size).
Q3: Does it support bidirectional operation?
A3: Yes, it supports forward and reverse flow in closed-loop hydraulic drive systems.
Company Details
Business Type:
Manufacturer
Year Established:
2019
Total Annual:
5000000-6000000
Employee Number:
>55
Ecer Certification：
Verified Supplier
Shandong Keystone Hydraulic Co., Ltd. is located in Tai bai hu new district, Jining city, Shandong Province, the hometown of Confucius and Mencius. It is only 40 minutes away from Jining Daxing Airport and Beijing-Shanghai High-speed Railway Station, and only 10 minutes aw... Shandong Keystone Hydraulic Co., Ltd. is located in Tai bai hu new district, Jining city, Shandong Province, the hometown of Confucius and Mencius. It is only 40 minutes away from Jining Daxing Airport and Beijing-Shanghai High-speed Railway Station, and only 10 minutes aw...
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