Cat

CAT 373-6629 Hydraulic Piston Pumps for Carter tracked tractor D10T2

HENGYUHANG Plunger Pump 373-6629 – A Perfect Replacement for CAT Hydraulic Plunger Pump


In heavy-duty hydraulic systems, the CAT hydraulic plunger pump 373-6629 is widely used in construction machinery, mining equipment, and industrial applications. However, high original costs and long lead times have driven many customers to seek a reliable alternative.
HENGYUHANG Plunger Pump 373-6629 is engineered to perfectly replace CAT hydraulic plunger pump 373-6629, delivering equivalent performance with improved cost efficiency.


Function and Working Principle of a Plunger Pump


A plunger pump is a high-pressure hydraulic pump that generates flow through the reciprocating motion of plungers inside the cylinder block. It is known for high efficiency, stable pressure output, and precise control under demanding conditions.

HENGYUHANG Plunger Pump 373-6629 adopts an axial plunger design identical to the CAT original structure, ensuring consistent flow rate, pressure stability, and system responsiveness. This makes it a dependable CAT 373-6629 replacement for various hydraulic systems.


Description

1. Technical Parameters of HENGYUHANG Plunger Pump 373-6629

ParameterSpecification
Pump TypeAxial hydraulic plunger pump
Rated PressureUp to 35 MPa
Flow RateOEM-matched to CAT 373-6629
Operating SpeedCompatible with CAT hydraulic systems
Mounting InterfaceStandard CAT flange
Hydraulic MediumMineral hydraulic oil

HENGYUHANG Plunger Pump 373-6629 matches CAT hydraulic plunger pump dimensions and performance parameters, allowing direct installation without modification.


2. Application Industries

Thanks to its stable performance and strong compatibility, HENGYUHANG Plunger Pump 373-6629 is widely used in:

  • Construction machinery (excavators, loaders, bulldozers)

  • Mining and quarry equipment

  • Port and lifting machinery

  • Industrial hydraulic power units

  • Heavy-duty mobile hydraulic systems

In these industries, HENGYUHANG Plunger Pump 373-6629 serves as a reliable alternative to CAT hydraulic plunger pump 373-6629.


3. Advantages and Limitations of CAT Hydraulic Plunger Pumps

Advantages of CAT Hydraulic Plunger Pumps

  • Strong global brand recognition

  • Proven and mature hydraulic technology

  • High reliability under long-term operation

Limitations of CAT Hydraulic Plunger Pumps

  • High original purchase and maintenance costs

  • Long delivery lead times

  • Expensive spare parts and after-sales service

These limitations have increased demand for high-quality CAT plunger pump replacements.


4. Why Choose HENGYUHANG Plunger Pump 373-6629?

HENGYUHANG Plunger Pump 373-6629 is designed to retain CAT-level performance while offering clear advantages in cost and supply flexibility.

1️⃣ Perfect OEM Replacement

HENGYUHANG Plunger Pump 373-6629 features identical mounting dimensions, interfaces, and operating parameters, enabling seamless replacement of CAT hydraulic plunger pump 373-6629.

2️⃣ Superior Cost Performance

By optimizing manufacturing and supply chains, HENGYUHANG Plunger Pump 373-6629 significantly reduces total ownership cost without compromising quality.

3️⃣ Stable Performance in Harsh Conditions

High-strength materials and precision machining ensure durability under high pressure, heavy load, and continuous operation.

4️⃣ Faster Delivery and Flexible Supply

Compared with CAT original pumps, HENGYUHANG Plunger Pump 373-6629 offers more stable inventory and shorter lead times, minimizing equipment downtime.


5. Conclusion: A Cost-Effective Alternative to CAT 373-6629

If you are looking for a reliable and cost-effective replacement for CAT hydraulic plunger pump 373-6629, HENGYUHANG Plunger Pump 373-6629 is the ideal solution.
It delivers OEM-level compatibility, stable performance, and significant cost advantages, making it the smart choice for construction, mining, and industrial hydraulic applications.

Choose HENGYUHANG Plunger Pump 373-6629 to keep your hydraulic systems running efficiently and economically.

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