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RITO 340813 Excavator Piston Shoe Retainer Plate ZAX400 ZAX470 SK400 E330D K5V200 Parts Hydraulic Pump Piston Shoe for Hitachi

Downtime in mining costs thousands hourly. Worn 340813 retainers cause piston instability and pump failure. Our heavy-duty 340813 plate prevents catastrophic seizures, ensuring your ZAX400/SK400 fleet stays operational under extreme hydraulic pressure and high-load cycles.

  • Item NO.:

    340813
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

RITO’s 340813 piston shoe retainer features precision-machined alloy for exact K5V200 fitment. Ideal for E330D and Hitachi rigs, this OEM-spec part offers superior wear resistance and thermal stability, reducing maintenance overhead for wholesalers seeking reliable, high-margin stock.

340813 PISTON SHOE

 
Product Specifications

Part Number  340813
Part Name Hydraulic Pump Piston Shoe Retainer Plate
Compatible Brand Tongmyung
Applicable Models ZAX400 ZAX470 SK400 E330D
Application Excavator hydraulic system
Material High‑strength Alloy Steel
Product Color Steel Grey
Working Temperature -30°C to 120°C
Key Function Piston shoe positioning and return stroke support
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Precision K5V200 Fitment

Perfectly engineered for K5V200 pumps. Ensures seamless synchronization between the piston shoe and retainer plate to minimize internal friction.

Leak-Free

Mining-Grade Durability

Built with high-strength alloy steel to withstand the rigorous vibration and pressure typical of ZAX470 and SK400-8 heavy excavation environments.

Direct Fitment

Extended Service Life

Advanced surface hardening treatment significantly reduces abrasive wear, extending intervals between hydraulic system overhauls and lowering TCO.

Rigorous Testing

 Multi-Tier Quality Options

We provide Original, OEM, and Premium Aftermarket grades, allowing distributors to meet diverse client budgets and performance needs.

 

Excavator Hydraulic Part

FAQ


Q: How do I identify a failing 340813 retainer plate before pump failure?
A: Look for abnormal metallic noise during pump operation or increased brass shavings in the hydraulic filters, indicating the piston shoes are no longer being held securely against the swash plate.
 
Q: Are there specific tolerances to check when installing the 340813 on a K5V200 pump?
A: Yes, ensure the set play between the piston shoe and the retainer plate meets OEM clearances. Always verify the spherical bush condition to prevent uneven loading on the new plate.
 
Q: Is this part interchangeable across different excavator brands using the K5V200?
A: Yes, our 340813 is designed to fit K5V200 pumps found in Hitachi ZAX400/470, Kobelco SK400/480, and CAT E330D models, streamlining your inventory management.
 
Q: How does the RITO 340813 handle high-temperature mining operations?
A: The plate is heat-treated to maintain structural integrity up to 120°C, preventing warping or fatigue cracking during continuous 24/7 heavy-duty cycles in arid or deep-mine 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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