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RITO Hydraulic Boom Cylinder 4637753 hydraulic cylinder ZX470-3 Excavator Arm Cylinder for Hitachi

Leaking cylinders cause pressure loss and expensive downtime for mining fleets. Cheap seals and weak rods lead to catastrophic failure under heavy excavation. The 4637753 ensures peak lifting power. This heavy-duty Hydraulic Boom Cylinder for Hitachi ZX470-3 offers high-pressure reliability.

  • Item NO.:

    4637753
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

Stop wasting budget on frequent repairs and low-durability parts. Our 4637753 features induction-hardened chrome rods to resist scoring in harsh quarries. Perfect for wholesalers, this Arm Cylinder provides an OEM-standard fit that secures fleet uptime and increases agent profitability.

4637753 hydraulic cylinder

 
Product Specifications

Part Number  4637753
Part Name Hydraulic Boom Cylinder
Compatible Brand Hitachi
Applicable Models Hitachi ZX470-3 / ZX470LC-3
Application Excavator hydraulic system
Material High-Strength Alloy Steel
Product Color Hitachi Orange or Industrial Grey
Working Temperature -30°C to 110°C
Key Function Providing linear force for excavator boom and arm movement
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Reinforced Forged Steel

Built with high-strength forged steel and induction-hardened piston rods to withstand extreme bending forces during heavy-duty mining and loading.

Leak-Free

Advanced Sealing System

Equipped with premium multi-lip seals to prevent internal leakage and oil weeping, ensuring stable hydraulic pressure even under continuous high loads.

Direct Fitment

Precision OEM Matching

Directly compatible with Hitachi ZX470-3 mounting points, ensuring a perfect stroke length and seamless integration with existing hydraulic lines.

Rigorous Testing

Impact-Resistant Cushioning

Features high-performance internal buffering to reduce metal-to-metal impact at the end of the stroke, extending the lifespan of the cylinder and linkage.

 

Excavator Hydraulic Part

FAQ


Q: What specific failure symptoms indicate the 4637753 cylinder needs immediate overhaul?
A: Visible "drifting" where the boom drops under load, external oil weeping from the rod seal, or deep scoring on the chrome surface are critical signs. If the ZX470-3 exhibits jerky movement or loss of breakout force, internal bypass leakage within the 4637753 is likely, necessitating an immediate replacement to avoid pump strain.
 
Q: What are the critical installation requirements for this heavy-duty cylinder?
A: Ensure the hydraulic system is flushed to remove contaminants before connecting the 4637753. Alignment of the mounting pins is vital; never force the pin if the bushings are not centered. After installation, bleed the air from the cylinder by cycling the arm slowly without load to prevent cavitation damage to the seals.
 
Q: How do we verify the 4637753 is the correct fit for our specific Hitachi fleet?
A: Procurement teams should cross-verify the OEM part number 4637753 against the machine serial number. Since the ZX470-3 has various boom configurations, we provide detailed technical drawings showing pin-to-pin distance and port locations to ensure a 100% match for your specific industrial application.
 
Q: How does this cylinder perform in extreme mining environments or sub-zero climates?
A: Our cylinders are engineered for resilience. The 4637753 uses low-temperature resistant seals and specialized oil-film technology to remain flexible and leak-free down to -30°C. In high-heat mining sites, the heavy-duty chrome plating prevents thermal scuffing, ensuring smooth operation in temperatures up to 110°C.

 

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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