HENGYUHANG Plunger Pump 120-0140 – 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 applications. Known for strong performance and durability, the CAT hydraulic plunger pump has been widely used worldwide. However, high cost, long lead time, and expensive maintenance have encouraged many customers to look for a reliable replacement.
The HENGYUHANG plunger pump 120-0140 is designed as a perfect replacement for CAT hydraulic plunger pump, offering OEM-level compatibility, stable hydraulic output, and excellent cost efficiency. This HENGYUHANG plunger pump can directly replace the CAT hydraulic plunger pump 120-0140 without any modification.
Functions of HENGYUHANG Plunger Pump 120-0140
As a direct replacement for the CAT hydraulic plunger pump, the HENGYUHANG plunger pump 120-0140 performs essential hydraulic functions, including:
Delivering stable high-pressure hydraulic flow
Maintaining consistent output under heavy loads
Supporting precise control of hydraulic actuators
Reducing system vibration and energy loss
Ensuring continuous and reliable operation
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Number | 120-0140 |
| Rated Pressure | Up to 35 MPa |
| Maximum Pressure | Up to 40 MPa |
| Flow Output | 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 |
| Quality Testing | 100% pressure and performance tested |
These parameters ensure the HENGYUHANG plunger pump 120-0140 meets or exceeds the performance of the CAT hydraulic plunger pump.
Both the HENGYUHANG plunger pump and the CAT hydraulic plunger pump are widely used in:
Construction and earthmoving machinery
Mining and quarry equipment
Industrial hydraulic systems
Material handling machinery
Agricultural equipment
Heavy-duty mobile machinery
The HENGYUHANG plunger pump is built to withstand harsh operating conditions and continuous high-pressure work.
The CAT hydraulic plunger pump is recognized for several advantages:
Proven durability and long service life
Strong high-pressure capability
Precise hydraulic control
Well-established global brand reputation
These strengths make CAT hydraulic plunger pumps a trusted OEM choice.
Despite its strong performance, the CAT hydraulic plunger pump also has certain disadvantages:
High purchase and replacement cost
Expensive spare parts
Long delivery cycles
High maintenance expenses
Due to these factors, many users seek a reliable replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 120-0140 is engineered to match or exceed the CAT hydraulic plunger pump while providing additional benefits.
The HENGYUHANG plunger pump is manufactured according to CAT specifications and can directly replace the CAT hydraulic plunger pump 120-0140.
Compared with the CAT hydraulic plunger pump, the HENGYUHANG plunger pump significantly reduces overall operating and maintenance costs.
Precision machining ensures consistent pressure, smooth flow, and low internal leakage.
HENGYUHANG plunger pumps are available with shorter delivery times, helping reduce equipment downtime.
Each HENGYUHANG plunger pump undergoes comprehensive inspection and testing before shipment.
Choosing the HENGYUHANG plunger pump 120-0140 means choosing a dependable, durable, and economical replacement for CAT hydraulic plunger pump. It helps maintain hydraulic system efficiency while lowering total cost of ownership.
The HENGYUHANG plunger pump 120-0140 is a high-quality alternative to the CAT hydraulic plunger pump. With OEM-level compatibility, stable hydraulic performance, and competitive pricing, it is widely used in construction, mining, and industrial hydraulic systems.
If you are looking for a proven replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump is the right choice.

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