Ramp offers to buy: Hydraulic Valve Hitachi 4433970 (ZX350-6)

✅ In stock – order now

📄 Product Description:

OEM-spec main hydraulic control valve 4433970, engineered for Hitachi ZX350-6 excavators.

This valve regulates hydraulic flow distribution to the boom, arm, bucket, travel, and swing circuits, ensuring precise control, smooth operation, and stable hydraulic performance under heavy-duty workloads.

Manufactured to Hitachi factory standards, the valve is a direct-fit replacement for worn, leaking, or damaged control valve assemblies.

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🔧 Compatibility (Applications):

Compatible Machines:

• Hitachi ZX350-6

• Hitachi ZX350LC-6

• Hitachi ZX380-6 (partial compatibility depending on sections)

• Hitachi ZX300-6 (selected configurations)

Part Number:

• 4433970 — Main hydraulic control valve for the ZX350-6 series

Application:

Primary multi-section hydraulic distribution block for 35–38 ton class Hitachi excavators.

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🔁 Cross-reference / Alternative Part Numbers:

Possible interchangeable or related numbers:

• 4433969

• 4433971

• YA00018846

• YA00025619
  
  (Compatibility depends on valve section layout and spool configuration.)

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🛠 Specifications:

• Manufacturer: OEM / Hitachi-approved supplier

• Type: Main Hydraulic Control Valve Assembly

• Valve Design: Multi-section spool valve

• Functions Controlled:

  • Boom up/down

  • Arm in/out

  • Bucket curl/dump

  • Swing control

  • Travel (left/right)

• Pressure Rating: OEM high-pressure specification for ZX350-6

• Control Type: Proportional / pilot-controlled

• Condition: Brand new

Features:

• Precision-machined spool chambers

• Integrated relief and check valves

• Balanced hydraulic metering for smooth motion

• High-flow capacity for large excavator circuits

Packaging: Export-grade wooden crate

Warranty: Manufacturer’s limited warranty

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⭐️ Key Features:

• Exact OEM-spec valve for ZX350-6

• Smooth and precise hydraulic modulation

• Heavy-duty seals for leak-free long-term operation

• Durable internal components for extended service life

• Fully compatible with Hitachi hydraulic and electronic control systems

• Direct bolt-on replacement

• Factory-tested for flow accuracy, pressure stability, and leakage control