Cat

CAT 259-0815 Hydraulic Piston Pumps for Caterpillar Wheel Excavator M330D/ Excavator 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 GC, 336D2 L, 340D L, 340D2 L

HENGYUHANG Hydraulic Plunger Pump 259-0815 – Perfect Replacement for CAT Hydraulic Plunger Pump


Introduction to HENGYUHANG Hydraulic Plunger Pump


The HENGYUHANG hydraulic plunger pump 259-0815 is designed as a perfect replacement for CAT hydraulic plunger pumps, providing full OEM compatibility with reliable hydraulic performance. Manufactured according to strict quality standards, the HENGYUHANG hydraulic plunger pump ensures stable pressure output, high efficiency, and long service life in demanding working environments.


Key Features of HENGYUHANG Hydraulic Plunger Pump

  • Direct replacement for CAT 259-0815

  • OEM-level dimensions and mounting interface

  • High-pressure, high-efficiency output

  • Precision-machined plungers and cylinder block

  • Stable performance under heavy-duty conditions

Description

1.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 PressureUp to 40 MPa
Flow RateMatched to CAT system requirements
Rotation SpeedOEM compatible
Mounting TypeStandard CAT flange
Hydraulic OilMineral hydraulic oil
Operating Temperature-20°C to +90°C

The HENGYUHANG hydraulic plunger pump delivers reliable hydraulic power even in high-load and continuous-duty applications.


2.Functions of a Hydraulic Plunger Pump

A hydraulic plunger pump is a critical component responsible for converting mechanical energy into hydraulic energy. The HENGYUHANG hydraulic plunger pump performs the following key functions:

  • Provides stable high-pressure hydraulic flow

  • Ensures efficient energy transmission

  • Supports precise hydraulic control

  • Maintains consistent system performance

With optimized internal structure, the HENGYUHANG hydraulic plunger pump achieves high volumetric efficiency and reduced energy loss.


3.Application Industries of HENGYUHANG Hydraulic Plunger Pump

The HENGYUHANG hydraulic plunger pump 259-0815 is widely used in industries where CAT hydraulic plunger pumps are installed, including:

  • Construction machinery (excavators, loaders, dozers)

  • Mining and quarry equipment

  • Road construction and paving machinery

  • Industrial hydraulic power units

  • Material handling and lifting equipment

Wherever CAT hydraulic plunger pumps are used, the HENGYUHANG hydraulic plunger pump can be applied as a reliable replacement.


4.Advantages and Disadvantages of CAT Hydraulic Plunger Pumps

Advantages of CAT Hydraulic Plunger Pumps

  • Strong brand recognition worldwide

  • Proven durability in harsh operating environments

  • Established service and dealer network

Disadvantages of CAT Hydraulic Plunger Pumps

  • High purchase and replacement cost

  • Expensive spare parts and maintenance

  • Long delivery times in some regions

  • High total cost of ownership

These limitations encourage many users to consider high-quality alternatives such as the HENGYUHANG hydraulic plunger pump.


5.Why Choose HENGYUHANG Hydraulic Plunger Pump?

The HENGYUHANG hydraulic plunger pump is developed to balance performance, reliability, and cost efficiency, making it an ideal CAT replacement solution.

Advantages of HENGYUHANG Hydraulic Plunger Pump

1. Perfect OEM Compatibility

The HENGYUHANG hydraulic plunger pump 259-0815 matches CAT specifications precisely and supports direct replacement without system changes.

2. Cost-Effective Alternative

Compared with CAT original pumps, the HENGYUHANG hydraulic plunger pump significantly reduces procurement and operating costs.

3. High Reliability and Long Service Life

Advanced materials, hardened plungers, and optimized sealing systems ensure durability in continuous-duty operations.

4. Fast Delivery and Stable Supply

The HENGYUHANG hydraulic plunger pump offers flexible production capacity and shorter lead times than CAT original parts.

5. Strict Quality Control

Every HENGYUHANG hydraulic plunger pump undergoes performance testing, pressure testing, and leakage inspection before shipment.


For customers seeking a cost-effective alternative without compromising performance, the HENGYUHANG hydraulic plunger pump is a proven solution for CAT hydraulic systems.


6.Benefits of Choosing HENGYUHANG Hydraulic Plunger Pump

By selecting the HENGYUHANG hydraulic plunger pump, customers can benefit from:

  • Lower total ownership cost

  • Stable and efficient hydraulic performance

  • Reduced equipment downtime

  • Easy installation and maintenance

  • Reliable technical and after-sales support

The HENGYUHANG hydraulic plunger pump is not just a replacement—it is a smart and economical upgrade for CAT hydraulic systems.


7.Conclusion

The HENGYUHANG hydraulic plunger pump 259-0815 is a perfect replacement for CAT hydraulic plunger pumps, offering OEM compatibility, high performance, and excellent cost efficiency. Designed for construction, mining, and industrial applications, the HENGYUHANG hydraulic plunger pump helps customers optimize hydraulic systems while reducing long-term operating costs.

If you are looking for a reliable CAT replacement hydraulic plunger pump, the HENGYUHANG hydraulic plunger pump is your trusted 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