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RITO Main Hydraulic Pump Assembly 9285566 ZX135USK-3 HPK060 Multiple Pump Assembly 9285685 9290597 9290598 Piston Pump Assy

Hydraulic instability and reduced digging force can quickly affect productivity in mid-class excavators. The 9285566 main hydraulic pump assembly is developed for ZX135USK-3 machines, delivering steady flow control and reliable pressure output for construction, earthmoving, and infrastructure operations where consistent performance is essential.

  • Item NO.:

    9285566 9285685 929
  • Order(MOQ):

    1
  • Payment:

    T/T, WESTERN UNION, CHINESE BANK,PAYPAL
  • Product Origin:

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

9285566 Hydraulic Pump

 
Product Specifications

Part Number 
9285566
Part Name Hydraulic Pump
Compatible Brand Hitachi
Applicable Models ZX135USK-3
Application Excavator
Material Reinforced Alloy Steel
Product Color Industrial Gray
Working Temperature -25°C to +90°C
Key Function Provide hydraulic pressure and oil flow for excavator system operation
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Balanced Hydraulic Power Delivery

Ensures stable flow distribution for smooth multi-function excavator operations.

Leak-Free

Enhanced Working Precision

Supports accurate actuator response, improving digging and loading efficiency.

Direct Fitment

Heavy-Duty Structural Design

Built to withstand long hours of operation in demanding construction environments.

Rigorous Testing

Reduced Operational Interruptions

Helps minimize unexpected breakdowns and supports consistent machine uptime.

Excavator Hydraulic Part

FAQ


QWhat are common symptoms of hydraulic pump deterioration?
A: Weak digging force, slow boom or arm response, unstable system pressure, overheating, and abnormal hydraulic noise.

 

QWhy does hydraulic performance drop during combined operations?
A: Internal wear or flow imbalance in the pump can reduce efficiency when multiple hydraulic functions are activated simultaneously.
 
Q: Can this pump operate in harsh construction or mining conditions?
A: Yes. It is designed for stable hydraulic performance under continuous heavy loads and demanding work environments.

 

 
Q: How does it perform under long working hours and temperature changes?
A: The reinforced internal structure helps maintain consistent output during extended operation cycles and varying field conditions.
 
Q: What quality options are available?

A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.

 

Q:Why Choose RITO?
A:Listed Factory
   Stable&Reliable Quality
   OEM Factory for Chinese Top Excavator Brands
   Supplier to Fortune 500 Companies

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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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