HENGYUHANG Plunger Pump 9T-4699 – Reliable Replacement for CAT Hydraulic Plunger Pump
The CAT hydraulic plunger pump is a critical component in high-pressure hydraulic systems used in construction, mining, and heavy industrial machinery. Known for its durability and performance, the CAT hydraulic plunger pump has long been a standard solution for demanding applications.
To help customers reduce maintenance costs without sacrificing performance, HENGYUHANG plunger pump 9T-4699 is designed as a reliable replacement for CAT hydraulic plunger pump, offering OEM-level compatibility, stable pressure output, and excellent operational reliability.
Functions of HENGYUHANG Plunger Pump 9T-4699
As a high-quality replacement for CAT hydraulic plunger pump, the HENGYUHANG plunger pump delivers the following functions:
Stable high-pressure hydraulic output
Consistent and efficient flow performance
Reliable power transmission for heavy-duty equipment
Reduced internal leakage and wear
Long service life under harsh working conditions
| Parameter | Specification |
|---|---|
| Product Type | Axial Hydraulic Plunger Pump |
| Replacement For | CAT Hydraulic Plunger Pump |
| CAT Part Number | 9T-4699 |
| Rated Pressure | Up to 35 MPa |
| Maximum Pressure | Up to 40 MPa |
| Flow Performance | High efficiency, stable flow |
| Operating Speed | OEM standard |
| Working Medium | Hydraulic Oil |
| Operating Temperature | -20°C to +90°C |
| Installation | Direct replacement |
| Compatibility | Fully compatible with CAT systems |
| Quality Control | 100% tested before delivery |
Both the CAT hydraulic plunger pump and HENGYUHANG plunger pump 9T-4699 are widely used in:
Construction machinery
Mining equipment
Earthmoving machinery
Industrial hydraulic systems
Agricultural machinery
Heavy-duty mobile equipment
The HENGYUHANG plunger pump ensures reliable performance across diverse operating environments.
The CAT hydraulic plunger pump offers several well-known advantages:
Strong brand reputation and proven reliability
Stable pressure and flow under heavy loads
Excellent durability in harsh conditions
Consistent performance across long operating cycles
These strengths make CAT hydraulic plunger pumps a trusted choice worldwide.
Despite its strengths, the CAT hydraulic plunger pump also has limitations:
High purchase and replacement costs
Expensive OEM spare parts
Long lead times for certain models
Higher overall maintenance expenses
For these reasons, many users seek a dependable replacement for CAT hydraulic plunger pump.
The HENGYUHANG plunger pump 9T-4699 provides clear advantages as a replacement for CAT hydraulic plunger pump:
Designed according to CAT specifications for direct installation and perfect fit.
Delivers equivalent performance to a CAT hydraulic plunger pump at a more competitive price.
Precision machining ensures consistent pressure and flow output.
Efficient production and inventory systems help minimize equipment downtime.
Each HENGYUHANG plunger pump is tested for pressure, flow, and durability.
Choosing HENGYUHANG plunger pump 9T-4699 means selecting a proven and economical replacement for CAT hydraulic plunger pump. It helps customers reduce operating costs while maintaining reliable hydraulic system performance.
The HENGYUHANG plunger pump 9T-4699 is a dependable, high-performance replacement for CAT hydraulic plunger pump. With OEM compatibility, stable hydraulic output, and cost advantages, it is an ideal choice for construction, mining, and industrial hydraulic applications.
For customers looking to replace a CAT hydraulic plunger pump without compromising quality, HENGYUHANG plunger pump 9T-4699 is the right solution.

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