HENGYUHANG Plunger Pump 134-2947 / 10R-0857 – A Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump is a key component in high-pressure hydraulic systems used in construction machinery, mining equipment, and heavy-duty industrial applications. With proven durability and stable output, the CAT hydraulic plunger pump is widely trusted in demanding operating environments. However, the high cost of original CAT hydraulic plunger pump parts and long lead times often increase maintenance costs and equipment downtime.
The HENGYUHANG plunger pump 134-2947 / 10R-0857 is engineered as a perfect replacement for CAT hydraulic plunger pump, providing OEM-level compatibility, reliable hydraulic performance, and excellent cost efficiency. As a direct replacement, the HENGYUHANG plunger pump delivers equivalent performance to the CAT hydraulic plunger pump while helping customers significantly reduce total ownership costs.
Functions of HENGYUHANG Plunger Pump 134-2947 / 10R-0857
As a professional alternative to the CAT hydraulic plunger pump, the HENGYUHANG plunger pump 134-2947 / 10R-0857 performs the following key functions:
Supplies high-pressure hydraulic oil to the hydraulic system
Maintains stable and continuous flow under heavy workloads
Enables precise control of hydraulic cylinders and motors
Improves overall system efficiency and responsiveness
Reduces downtime and enhances equipment productivity
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Numbers | 134-2947 / 10R-0857 |
| Rated Pressure | Up to 35 MPa |
| Maximum Pressure | Up to 40 MPa |
| Flow Output | High-efficiency, stable flow |
| Operating Speed | OEM standard RPM |
| Working Medium | Hydraulic Oil |
| Operating Temperature | -20°C to +90°C |
| Mounting Interface | CAT standard, direct replacement |
| Installation Method | Plug-and-play, no modification required |
| Quality Inspection | 100% pressure & performance tested |
These specifications ensure that the HENGYUHANG plunger pump 134-2947 / 10R-0857 can fully replace the CAT hydraulic plunger pump in both performance and reliability.
The HENGYUHANG plunger pump and CAT hydraulic plunger pump are widely used across various industries, including:
Construction machinery (excavators, loaders, bulldozers)
Mining and quarry equipment
Industrial hydraulic power units
Material handling and lifting systems
Agricultural and forestry machinery
Heavy-duty mobile equipment
The HENGYUHANG plunger pump 134-2947 / 10R-0857 is designed to perform reliably in harsh, high-pressure environments.
The CAT hydraulic plunger pump is known for several advantages:
Proven reliability in high-pressure hydraulic systems
Stable output and smooth operation
Long service life with proper maintenance
Strong global brand recognition
These strengths make CAT hydraulic plunger pumps a preferred choice for original equipment installations.
Despite its reputation, the CAT hydraulic plunger pump has some limitations:
High initial purchase and replacement costs
Expensive spare parts and servicing
Longer lead times for replacement pumps
Increased downtime and operating expenses
These challenges drive many users to seek a cost-effective replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 134-2947 / 10R-0857 is designed to overcome these limitations while maintaining OEM-level quality.
Manufactured according to original CAT specifications, the HENGYUHANG plunger pump ensures direct replacement for the CAT hydraulic plunger pump 134-2947 and 10R-0857 without modification.
Compared with the CAT hydraulic plunger pump, the HENGYUHANG plunger pump delivers equivalent hydraulic performance at a significantly lower total cost of ownership.
Precision machining, high-quality materials, and strict quality control ensure reliable pressure output and extended durability.
HENGYUHANG plunger pumps are available with shorter lead times, helping customers minimize downtime.
Every HENGYUHANG plunger pump is fully tested for pressure and performance before shipment.
Choosing the HENGYUHANG plunger pump 134-2947 / 10R-0857 means choosing a dependable, economical, and high-performance replacement for CAT hydraulic plunger pump. It helps reduce maintenance costs while maintaining hydraulic efficiency and system reliability.
The HENGYUHANG plunger pump 134-2947 / 10R-0857 is a proven and reliable alternative to the CAT hydraulic plunger pump. With OEM-level compatibility, stable hydraulic performance, and clear cost advantages, it is widely trusted in construction, mining, and industrial hydraulic systems.
If you are looking for a high-quality replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump is the ideal solution.

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