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.
1. Technical Parameters of HENGYUHANG Plunger Pump 373-6629
| Parameter | Specification |
|---|---|
| Pump Type | Axial hydraulic plunger pump |
| Rated Pressure | Up to 35 MPa |
| Flow Rate | OEM-matched to CAT 373-6629 |
| Operating Speed | Compatible with CAT hydraulic systems |
| Mounting Interface | Standard CAT flange |
| Hydraulic Medium | Mineral hydraulic oil |
HENGYUHANG Plunger Pump 373-6629 matches CAT hydraulic plunger pump dimensions and performance parameters, allowing direct installation without modification.
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.
Strong global brand recognition
Proven and mature hydraulic technology
High reliability under long-term operation
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.
HENGYUHANG Plunger Pump 373-6629 is designed to retain CAT-level performance while offering clear advantages in cost and supply flexibility.
HENGYUHANG Plunger Pump 373-6629 features identical mounting dimensions, interfaces, and operating parameters, enabling seamless replacement of CAT hydraulic plunger pump 373-6629.
By optimizing manufacturing and supply chains, HENGYUHANG Plunger Pump 373-6629 significantly reduces total ownership cost without compromising quality.
High-strength materials and precision machining ensure durability under high pressure, heavy load, and continuous operation.
Compared with CAT original pumps, HENGYUHANG Plunger Pump 373-6629 offers more stable inventory and shorter lead times, minimizing equipment downtime.
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.

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


