PC120-6 Distribution Valve Main Control Valve for Komatsu Excavator
OEM replacement hydraulic control valve assembly designed for precise hydraulic flow control, stable performance, and long service life in Komatsu excavators.
Key Features
- Designed specifically for Komatsu hydraulic systems
- Accurate hydraulic oil distribution for smooth machine operation
- Maintains stable pressure and flow under demanding conditions
- Precision-machined valve body for reliable performance
- Heavy-duty construction with excellent wear resistance
- Direct OEM replacement with easy installation
- Fully tested before shipment
Product Specifications
| Part Number | Available Upon Request |
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| Product Name | Main Control Valve Distribution Valve |
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| Brand | Komatsu |
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| Product Type | Hydraulic Main Control Valve |
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| Machine Model | PC120-6 |
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| Hydraulic System | Pilot Operated Hydraulic System |
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| Function | Hydraulic Flow Distribution, Pressure Control, and Directional Control |
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| Installation Position | Hydraulic System |
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| Application | Excavator, Construction Equipment, Earthmoving Machinery |
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| Material | High Strength Cast Steel |
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| Condition | Original Genuine New, Brand New, Aftermarket, Remanufactured, Tested |
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| Warranty | 6-12 Months |
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| Packaging | Export Standard Wooden Case |
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Cross Compatibility Reference
| OEM Part Numbers | Available Upon Request |
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| Alternative Part Numbers | Available Upon Request |
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| Compatible Engine Models | 4D95, 4D102, 6D102, SAA4D95LE, SAA4D102E, SAA6D102E, SAA6D107E, SAA6D114E |
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| Compatible Excavator Models | Komatsu PC100-5, PC100-6, PC120-5, PC120-6, PC120LC-6, PC128US-2, PC128UU-2, PC130-6, PC130-7, PC138US-2, PC138US-8, PC150-5, PC160LC-6 |
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| Compatible Construction Equipment | Hydraulic Excavator, Crawler Excavator, Earthmoving Equipment, Construction Machinery |
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| Related Components | Hydraulic Pump, Main Pump, Travel Motor, Swing Motor, Control Valve, Pilot Valve, Solenoid Valve, Joystick Controller, Hydraulic Cylinder, Final Drive |
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Related Products
Product Core Advantages
The PC120-6 distribution valve is engineered to ensure precise hydraulic oil distribution across the boom, arm, bucket, swing, and travel circuits. Built to OEM standards, it delivers responsive machine control, consistent hydraulic performance, and dependable durability for demanding construction applications.
Advantages
- Accurate hydraulic oil flow management
- Smooth and responsive machine operation
- Stable pressure during continuous heavy-duty work
- OEM-compatible installation and performance
- High-strength construction for extended service life
- Suitable for construction, quarry, and earthmoving applications
Product Images
Frequently Asked Questions
What is the function of the PC120-6 distribution valve?
The distribution valve controls and distributes hydraulic oil to the boom, arm, bucket, swing, and travel systems, ensuring smooth and efficient excavator operation.
Which excavator models are compatible with this valve?
It is commonly used on Komatsu PC120-6 excavators and other compatible Komatsu hydraulic excavator models listed above.
What are the symptoms of a damaged main control valve?
Slow hydraulic response, uneven movement, pressure loss, weak digging force, hydraulic overheating, and abnormal machine operation.
Can related hydraulic parts be supplied together?
Yes, hydraulic pumps, travel motors, swing motors, pilot valves, solenoid valves, hydraulic cylinders, final drives, and seal kits are available.
How can I verify compatibility before ordering?
Please provide the machine model, serial number, or original valve part number for compatibility verification.
Is the distribution valve tested before shipment?
Yes, every available valve undergoes hydraulic pressure inspection, leakage testing, and quality verification before delivery.
