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RITO Axial Piston Pump 4352970 EX450LC-5 K3V180 Construction Machinery Part 9129693 9153952 EX450-5 Excavator Main Pump

In EX450-5 excavators, unstable hydraulic response often shows up as uneven digging force, delayed actuator reaction, and efficiency loss during continuous heavy-duty cycles. The 4352970 axial piston pump is developed to stabilize hydraulic energy delivery, ensuring the system maintains consistent pressure behavior even under demanding mining workloads.

  • Item NO.:

    9129693 9153952
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

9129693 Hydraulic Pump

 
Product Specifications

Part Number 
9129693
Part Name Hydraulic Pump
Compatible Brand Hitachi
Applicable Models EX450LC-5, EX450-5
Application Excavator
Material High-Strength Alloy Steel
Product Color Industrial Gray
Working Temperature -30°C to +105°C
Key Function Converts engine power into regulated hydraulic flow for excavator systems
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Stable Hydraulic Output Under Heavy Load

Keeps pressure consistent even when multiple excavator functions operate simultaneously.

Leak-Free

K3V180 High-Efficiency Piston Design

Improves energy conversion efficiency while minimizing internal hydraulic fluctuation.

Direct Fitment

Built for Mining-Level Durability

Supports long operating hours in quarrying, earthmoving, and harsh site conditions.

Rigorous Testing

Smooth Multi-Function Coordination

Enhances synchronization between boom, arm, bucket, and travel movements.

Excavator Hydraulic Part

FAQ


QWhat are common symptoms of hydraulic pump failure in EX450 machines?
A: Weak breakout force, slow hydraulic response, pressure instability, overheating, and abnormal pump noise.
 
QWhat should be checked before installation?
A: Hydraulic oil cleanliness, filter condition, pipeline contamination, and coupling alignment must be verified.
 
Q: Is this pump suitable for continuous mining operations?
A: Yes, it is designed for stable performance during long-hour heavy-duty excavation cycles.
 
Q: What most affects service life in harsh environments?
A: Oil cleanliness, cooling efficiency, and regular preventive maintenance are the key factors influencing durability.
 
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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