311-9541 Excavator Hydraulic Main Pump Assembly
The 311-9541 Hydraulic Main Pump is a high-capacity replacement pump assembly engineered for excavators. This complete hydraulic pump unit delivers superior high-flow performance and consistent pressure output, manufactured to meet rigorous OEM specifiions for the most demanding mining, quarrying, and heavy construction appliions.
Key Features
- Part number 311-9541 direct replacement for excavator hydraulic main pump systems
- High-displacement 140 cc/rev pump design for maximum hydraulic power delivery
- Maximum operating pressure of 35 MPa for heavy-duty mining and excavation operations
- Rated flow up to 250 L/min for responsive multi-function implement control under full load
- SAE standard mounting flange for direct bolt-on installation with existing hydraulic connections
- Clockwise rotation configuration matching OEM pump orientation specifiions
- Precision-machined internal components with hardened wear surfaces for extended service life in harsh conditions
- Factory hydraulic bench-tested, pressure-calibrated, and flow-verified under full load to ensure reliable out-of-the-box performance
- 12-month comprehensive warranty with global after-sales technical support network
Technical Specifiions
| Part Number |
311-9541 |
| Pump Type |
Hydraulic Main Pump |
| Appliion |
Excavator |
| Max Pressure |
35 MPa |
| Max Flow |
250 L/min |
| Pump Displacement |
140 cc/rev |
| Rotation |
CW |
| Mounting Type |
SAE Flange |
| Net Weight |
100 kg |
| Warranty |
12 Months |
Compatible Equipment
- 330 Series Excavators
- 336 Series Excavators
- 340 Series Excavators
- Other excavator models compatible with 311-9541 pump specifiion
Quality Assurance
Each 311-9541 Hydraulic Main Pump undergoes comprehensive quality inspection including hydraulic bench testing under full load conditions, pressure calibration verifiion, flow rate testing, and leak-down analysis before shipment. Manufactured under ISO 9001:2015 certified quality management systems to ensure consistent performance and extended durability across every unit delivered.
