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RITO Main Hydraulic Pump Assembly 9231676 EX1200-5C K3V280 Excavator Main Pump 4435759 4434308 EX1200-5 Axial Piston Pump

In ultra-heavy excavation environments, hydraulic fluctuation can quickly reduce digging efficiency and increase cycle time. RITO 9231676 EX1200-5C K3V280 Main Hydraulic Pump Assembly is developed to maintain stable pressure delivery for large mining excavators operating under continuous extreme load conditions.

  • Item NO.:

    4435759 4434308 000
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

4466582 Hydraulic Pump

 
Product Specifications

Part Number 
4466582
Part Name Hydraulic Pump
Compatible Brand Hitachi
Applicable Models EX1200-5C, EX1200-5
Application Excavator
Material Forged High-Strength Alloy Steel
Product Color Industrial Heavy Grey
Working Temperature -25°C to 95°C
Key Function Provides high-pressure hydraulic power for excavator systems
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

High-Load Hydraulic Stability Control

Maintains consistent pressure output for large excavators working in continuous mining cycles.

Leak-Free

K3V280 Heavy-Duty Piston System

Designed for extreme displacement requirements with strong resistance to long-term wear.

Direct Fitment

Improved Operational Synchronization

Enhances coordination between boom, arm, and swing movements under full load.

Rigorous Testing

Fleet-Level Performance Recovery Use

Ideal for restoring EX1200-5C hydraulic efficiency in aging or high-hour machines.

 

Excavator Hydraulic Part

FAQ


QWhat indicates hydraulic instability in EX1200-5C machines?
A: Slow cycle response, uneven movement under load, pressure fluctuation, and reduced digging force.
 
QWhat should be checked before pump installation?
A: Hydraulic oil cleanliness, suction line condition, shaft alignment, and system pressure balance.
 
Q: Is this pump suitable for continuous mining operations?
A: Yes, it is engineered for long-duration heavy-load excavation environments.
 
Q: Why is hydraulic consistency important for large excavators?
A: Because stable pressure ensures full-machine coordination, reduces wear, and maintains productivity.
 
 
 
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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