Cat

CAT 161-6634 0R-7793 Hydraulic Piston Pumps for Caterpillar Excavating Loaders 416C, 426C, 428C, 436C, 438C

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.


Key Features of HENGYUHANG Hydraulic Plunger Pump

  • 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

Description

Technical Parameters of HENGYUHANG Hydraulic Plunger Pump

Typical technical specifications of the HENGYUHANG hydraulic plunger pump include:

ParameterSpecification
Pump TypeAxial hydraulic plunger pump
Rated PressureUp to 35 MPa
Maximum Flow RateOEM-matched high efficiency
Rotation SpeedCompatible with CAT systems
Mounting InterfaceStandard CAT flange
Hydraulic MediumMineral hydraulic oil
Operating Temperature-20°C to +90°C

Every HENGYUHANG hydraulic plunger pump is tested for pressure, flow, and leakage before delivery.


Functions of a Hydraulic Plunger Pump

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.


Application Industries of HENGYUHANG Hydraulic Plunger Pump

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.


Advantages and Disadvantages of CAT Hydraulic Plunger Pumps

Advantages of CAT Hydraulic Plunger Pumps

  • Strong global brand recognition

  • Proven reliability in harsh environments

  • Wide dealer and service network

Disadvantages of CAT Hydraulic Plunger Pumps

  • 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.


Why Choose HENGYUHANG Hydraulic Plunger Pump?

The HENGYUHANG hydraulic plunger pump is developed to overcome the limitations of CAT original pumps while maintaining OEM-level performance.

Advantages of HENGYUHANG Hydraulic Plunger Pump

1. Perfect OEM Compatibility

The HENGYUHANG hydraulic plunger pump 161-6634 and 0R-7793 perfectly match CAT specifications and allow direct replacement.

2. Cost-Effective Solution

Customers can significantly reduce procurement and maintenance costs without sacrificing performance.

3. Stable Quality and Long Service Life

High-strength materials, hardened plungers, and optimized sealing systems ensure durability.

4. Fast Delivery and Flexible Supply

Compared to CAT pumps, the HENGYUHANG hydraulic plunger pump offers shorter lead times and stable availability.

5. Strict Quality Control

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.


Benefits of Choosing HENGYUHANG Hydraulic Plunger Pump

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.


Conclusion

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.


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HENGYUHANG Power Technology Co., LTD

Location

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

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+86 19918575358

WhatsApp Email +86 19918575358