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RITO Hydraulic Pump Valve Plate 9749142 ZX330 HPV145 ZX200 ZX240 Excavator Main Pump Valve Plate for Hitachi

Hydraulic vibration, slow arm response, and pressure instability are often caused by worn valve plates inside the main pump system. The RITO 9749142 valve plate is developed for excavators using HPV145 hydraulic pumps, helping reduce internal leakage and restore stable hydraulic circulation in demanding job sites.

  • Item NO.:

    9749142
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

9749142 Valve Plate

 
Product Specifications

Part Number  9749142
Part Name Valve Plate
Compatible Brand Tongmyung
Applicable Models ZX200, ZX240, ZX330
Application Excavator
Material Hardened alloy steel
Product Color Silver, Gray, Black
Working Temperature -25°C to 95°C
Key Function Control hydraulic oil distribution inside pump
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Precision Oil Flow Control

Improves hydraulic circulation accuracy and minimizes internal pressure loss.

Leak-Free

Wear-Resistant Surface Design

Engineered to reduce friction damage during long-term high-load operation.

Direct Fitment

Reliable Pump Compatibility

Suitable for ZX200, ZX240, and ZX330 excavator hydraulic pump systems.

Rigorous Testing

Stable Heavy-Duty Performance

Maintains dependable hydraulic operation in mining and construction conditions.

 

Excavator Hydraulic Part

FAQ


Q: What symptoms indicate a damaged hydraulic pump valve plate?
A: Common issues include pressure fluctuation, reduced digging force, abnormal pump noise, and unstable hydraulic movement.
 
QWhat should technicians inspect during valve plate installation?
A: Check the cylinder block surface, hydraulic oil cleanliness, and installation flatness to avoid abnormal wear or sealing failure.
 
QHow can buyers confirm the correct valve plate model?
A: Verify the original pump model, excavator model, and part number before ordering to ensure accurate compatibility.
 
Q: Is this valve plate suitable for continuous heavy-duty work?
A: Yes. It is designed for long operating hours in quarry, construction, and high-load excavator applications.
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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Leave A Message
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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