HENGYUHANG Plunger Pump 252-2679 / 20R-7022 – A Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump is a core component in high-pressure hydraulic systems for construction machinery, mining equipment, and heavy-duty industrial applications. CAT hydraulic plunger pumps are well known for stable performance and durability. However, high acquisition cost and long lead times for original CAT hydraulic plunger pump parts often increase maintenance expenses and downtime.
The HENGYUHANG plunger pump 252-2679 / 20R-7022 is engineered as a perfect replacement for CAT hydraulic plunger pump, offering OEM-level compatibility, reliable pressure output, and excellent cost efficiency. As a direct replacement, the HENGYUHANG plunger pump delivers equivalent hydraulic performance while significantly reducing total ownership costs.
Functions of HENGYUHANG Plunger Pump 252-2679 / 20R-7022
As a professional alternative to the CAT hydraulic plunger pump, the HENGYUHANG plunger pump 252-2679 / 20R-7022 performs the following key functions:
Supplies high-pressure hydraulic oil to the system
Maintains stable flow under continuous heavy loads
Ensures precise control of hydraulic actuators and motors
Improves overall hydraulic 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 | 252-2679 / 20R-7022 |
| 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 parameters ensure that the HENGYUHANG plunger pump 252-2679 / 20R-7022 can fully replace the CAT hydraulic plunger pump in real-world applications.
Both the HENGYUHANG plunger pump and CAT hydraulic plunger pump are widely used in:
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 252-2679 / 20R-7022 is designed for reliable performance in harsh and high-pressure environments.
The CAT hydraulic plunger pump offers several recognized advantages:
Proven reliability in high-pressure hydraulic systems
Stable hydraulic output and smooth operation
Long service life with proper maintenance
Strong global brand recognition
These strengths make CAT hydraulic plunger pumps a common choice for original equipment installations.
Despite its reputation, the CAT hydraulic plunger pump has certain disadvantages:
High purchase and replacement costs
Expensive spare parts and servicing
Longer lead times for replacement pumps
Increased downtime and operating expenses
Because of these limitations, many users seek a cost-effective replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 252-2679 / 20R-7022 is designed to overcome these challenges while maintaining OEM-level quality.
Manufactured according to original CAT specifications, the HENGYUHANG plunger pump ensures direct replacement for the CAT hydraulic plunger pump 252-2679 and 20R-7022.
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, premium 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 252-2679 / 20R-7022 means choosing a reliable, 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 252-2679 / 20R-7022 is a proven and dependable 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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