HENGYUHANG Plunger Pump 186-2821 / 10R-2521 – Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump is a key component in high-pressure hydraulic systems used in construction machinery, mining equipment, and industrial hydraulic applications. While CAT hydraulic plunger pumps are known for their durability and reliable performance, high cost, long lead times, and expensive maintenance have driven many users to search for a dependable alternative.
The HENGYUHANG plunger pump 186-2821 / 10R-2521 is engineered as a perfect replacement for CAT hydraulic plunger pump, offering OEM-level compatibility, consistent hydraulic output, and excellent cost efficiency. This HENGYUHANG plunger pump can directly replace the CAT hydraulic plunger pump without any structural modification.
Functions of HENGYUHANG Plunger Pump 186-2821 / 10R-2521
As a direct replacement for the CAT hydraulic plunger pump, the HENGYUHANG plunger pump 186-2821 / 10R-2521 provides critical hydraulic functions:
Delivers stable high-pressure hydraulic oil
Maintains consistent flow under continuous heavy load
Enables precise control of hydraulic actuators
Reduces system vibration and energy loss
Ensures reliable long-term operation in harsh conditions
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Number | 186-2821 / 10R-2521 |
| Rated Pressure | Up to 35 MPa |
| Maximum Pressure | Up to 40 MPa |
| Flow Performance | High-efficiency, stable flow |
| Operating Speed | OEM standard RPM |
| Working Medium | Hydraulic Oil |
| Operating Temperature | -20°C to +90°C |
| Installation | Direct replacement, plug-and-play |
| Mounting Interface | Fully compatible with CAT systems |
| Quality Testing | 100% pressure and performance tested |
These specifications ensure the HENGYUHANG plunger pump 186-2821 / 10R-2521 meets or exceeds the performance standards of the CAT hydraulic plunger pump.
Both the HENGYUHANG plunger pump and the CAT hydraulic plunger pump are widely applied in:
Construction and earthmoving machinery
Mining and quarry equipment
Industrial hydraulic systems
Material handling machinery
Agricultural machinery
Heavy-duty mobile equipment
The HENGYUHANG plunger pump is designed for reliable operation in high-pressure and high-load conditions.
The CAT hydraulic plunger pump is widely recognized for:
Proven durability under heavy-duty applications
Stable high-pressure performance
Precise system control
Strong global brand reputation
These strengths have made CAT hydraulic plunger pumps a trusted OEM solution worldwide.
Despite its advantages, the CAT hydraulic plunger pump also has limitations:
High purchase and replacement costs
Expensive spare parts
Long delivery cycles
High maintenance and operational expenses
These factors have led many users to look for a reliable replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 186-2821 / 10R-2521 is designed to match or exceed the CAT hydraulic plunger pump while offering additional benefits.
Manufactured according to CAT specifications, the HENGYUHANG plunger pump can directly replace the CAT hydraulic plunger pump 186-2821 / 10R-2521.
Compared to the CAT hydraulic plunger pump, the HENGYUHANG plunger pump reduces total ownership and operating costs.
Precision engineering ensures consistent pressure, smooth flow, and long service life.
HENGYUHANG plunger pumps offer shorter lead times, helping minimize equipment downtime.
Each HENGYUHANG plunger pump is fully tested for pressure and performance before shipment to ensure reliability.
Choosing the HENGYUHANG plunger pump 186-2821 / 10R-2521 means selecting a reliable, cost-effective, and high-performance replacement for CAT hydraulic plunger pump. It ensures hydraulic system efficiency while reducing maintenance and operating costs.
The HENGYUHANG plunger pump 186-2821 / 10R-2521 is a high-quality and economical alternative to the CAT hydraulic plunger pump. With OEM-level compatibility, stable performance, and competitive pricing, it is widely trusted in construction, mining, and industrial applications.
For those seeking a proven replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump is the ideal solution.

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