HENGYUHANG Hydraulic Plunger Pump 161-6634 & 0R-7793 – Perfect Replacement for CAT Hydraulic Plunger Pumps
Introduction to HENGYUHANG Hydraulic Plunger Pump
The HENGYUHANG hydraulic plunger pump models 161-6634 and 0R-7793 are designed as perfect replacements for CAT hydraulic plunger pumps. With fully matched mounting dimensions, performance parameters, and operating characteristics, the HENGYUHANG hydraulic plunger pump provides reliable hydraulic power while helping customers significantly reduce replacement and maintenance costs.
100% interchangeable with CAT 161-6634 and 0R-7793
Direct bolt-on installation
High-pressure, high-efficiency hydraulic output
Excellent wear resistance and long service life
Strict factory inspection and testing
Typical technical specifications of the HENGYUHANG hydraulic plunger pump include:
| Parameter | Specification |
|---|---|
| Pump Type | Axial hydraulic plunger pump |
| Rated Pressure | Up to 35 MPa |
| Maximum Flow Rate | OEM-matched high efficiency |
| Rotation Speed | Compatible with CAT systems |
| Mounting Interface | Standard CAT flange |
| Hydraulic Medium | Mineral hydraulic oil |
| Operating Temperature | -20°C to +90°C |
Every HENGYUHANG hydraulic plunger pump is tested for pressure, flow, and leakage before delivery.
A hydraulic plunger pump is a core component of hydraulic systems, converting mechanical energy into hydraulic energy. The HENGYUHANG hydraulic plunger pump is responsible for:
Delivering stable high-pressure hydraulic oil
Ensuring precise flow control
Maintaining efficient power transmission
Supporting continuous operation of heavy machinery
With precision-machined internal components, the HENGYUHANG hydraulic plunger pump offers high volumetric efficiency and low internal leakage.
The HENGYUHANG hydraulic plunger pump 161-6634 and 0R-7793 are widely used in:
Construction machinery (excavators, loaders, bulldozers)
Mining equipment
Road and infrastructure machinery
Industrial hydraulic systems
Agricultural and forestry machinery
Where CAT hydraulic plunger pumps are applied, the HENGYUHANG hydraulic plunger pump can be used as a reliable replacement.
Strong global brand recognition
Proven reliability in harsh environments
Wide dealer and service network
High purchase and replacement costs
Expensive spare parts
Long delivery lead times
High total cost of ownership
These factors lead many users to seek alternative solutions.
The HENGYUHANG hydraulic plunger pump is developed to overcome the limitations of CAT original pumps while maintaining OEM-level performance.
The HENGYUHANG hydraulic plunger pump 161-6634 and 0R-7793 perfectly match CAT specifications and allow direct replacement.
Customers can significantly reduce procurement and maintenance costs without sacrificing performance.
High-strength materials, hardened plungers, and optimized sealing systems ensure durability.
Compared to CAT pumps, the HENGYUHANG hydraulic plunger pump offers shorter lead times and stable availability.
Each HENGYUHANG hydraulic plunger pump undergoes comprehensive testing to ensure consistent performance.
For users seeking a high-quality and cost-effective alternative to CAT hydraulic plunger pumps, the HENGYUHANG hydraulic plunger pump is an ideal solution.
By choosing the HENGYUHANG hydraulic plunger pump, customers benefit from:
Lower total operating and maintenance costs
Reliable and stable hydraulic performance
Reduced machine downtime
Easy installation and maintenance
Professional technical and after-sales support
The HENGYUHANG hydraulic plunger pump is not just a replacement—it is a smart upgrade.
The HENGYUHANG hydraulic plunger pump 161-6634 and 0R-7793 provide a perfect replacement for CAT hydraulic plunger pumps, combining OEM compatibility, high performance, and excellent cost efficiency. Widely used in construction, mining, and industrial applications, the HENGYUHANG hydraulic plunger pump helps customers optimize hydraulic systems while reducing overall costs.
If you are looking for a reliable CAT replacement hydraulic plunger pump, the HENGYUHANG hydraulic plunger pump is your best choice.

No. 173, Xiacuo, Sihuang Village, Xiamei Town, Nan 'an City, Fujian Province


