HENGYUHANG Plunger Pump 6E-0838 / 0R-4935 – Perfect Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump plays a critical role in high-pressure hydraulic systems used in construction, mining, and heavy-duty industrial equipment. CAT hydraulic plunger pumps are known for stable performance and durability, but high costs and long delivery times often create challenges for equipment operators.
The HENGYUHANG plunger pump 6E-0838 / 0R-4935 is engineered as a perfect replacement for CAT hydraulic plunger pump, delivering OEM-level compatibility, reliable hydraulic performance, and a cost-effective alternative. This HENGYUHANG plunger pump is designed to directly replace CAT part number 6E-0838 and CAT reman number 0R-4935 without any system modification.
Functions of HENGYUHANG Plunger Pump 6E-0838 / 0R-4935
As a reliable replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump 6E-0838 / 0R-4935 provides:
Continuous high-pressure hydraulic oil delivery
Stable and precise flow control
Efficient power transmission
Low internal leakage
Long service life under demanding conditions
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Number | 6E-0838 |
| CAT Reman Number | 0R-4935 |
| Rated Pressure | Up to 35 MPa |
| Maximum Pressure | Up to 40 MPa |
| Flow Performance | High efficiency, stable output |
| Operating Speed | OEM standard |
| Working Medium | Hydraulic Oil |
| Operating Temperature | -20°C to +90°C |
| Installation Method | Direct replacement |
| Mounting Interface | Fully compatible with CAT systems |
| Quality Control | 100% factory tested |
Both the CAT hydraulic plunger pump and HENGYUHANG plunger pump are widely used in:
Construction machinery
Mining equipment
Industrial hydraulic systems
Earthmoving machinery
Agricultural equipment
Heavy-duty mobile equipment
The HENGYUHANG plunger pump is designed to operate reliably in harsh working environments.
The CAT hydraulic plunger pump offers several well-known advantages:
Proven durability and long service life
Stable pressure and flow performance
Reliable operation under high loads
Strong global brand reputation
These advantages make CAT hydraulic plunger pumps a popular OEM choice.
Despite its strengths, the CAT hydraulic plunger pump also has limitations:
High purchase and replacement costs
Expensive original spare parts
Long delivery lead times
Increased total cost of ownership
These factors drive many customers to seek a high-quality replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 6E-0838 / 0R-4935 offers clear competitive advantages:
Designed according to CAT specifications, the HENGYUHANG plunger pump ensures perfect fit and easy installation.
It delivers equivalent performance to the CAT hydraulic plunger pump at a significantly lower cost.
Precision machining and strict quality control guarantee long-term reliability.
Shorter production and delivery cycles help reduce equipment downtime.
Each HENGYUHANG plunger pump undergoes comprehensive pressure and performance testing.
Choosing the HENGYUHANG plunger pump 6E-0838 / 0R-4935 means choosing a dependable and economical replacement for CAT hydraulic plunger pump. It helps maintain system efficiency while reducing maintenance and operating costs.
The HENGYUHANG plunger pump 6E-0838 / 0R-4935 is a proven alternative to the CAT hydraulic plunger pump. With OEM compatibility, stable performance, and clear cost advantages, it is an ideal solution for construction, mining, and industrial hydraulic applications.
For customers seeking a reliable replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump 6E-0838 / 0R-4935 is a smart and cost-effective choice.

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