669-1365-1003 Hydraulic Main Control Valve Auxiliary Overflow Valve Pressure Valve Safety Valve for HD700-5 HD700-7 HD800 HD820

669-1365-1003 Hydraulic Main Control Valve Auxiliary Overflow Valve Pressure Valve Safety Valve for HD700-5 HD700-7 HD800 HD820

 Key attribute

Product profile

• Direct Fit for Your Machine: This valve group is made to fit the HD700-7 and related models. It installs without changes, so you can get back to work fast.
• Protects Your Equipment: The main relief valve and safety valve release pressure when it gets too high, preventing damage to the pump, cylinders, and other important parts. This helps you avoid expensive repairs and downtime.
• Smooth and Stable Operation: By keeping hydraulic pressure steady, it helps your machine run smoothly and respond well, even when the load changes.
• Built to Last: Made from high-quality materials, these valves are designed to handle tough digging conditions and keep working reliably over a long service life.
• Easy to Maintain: The design makes it simple to install and service, so your machine stays productive with minimal fuss.
• Good Value: You get dependable performance at a price that makes sense for your maintenance budget.

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GVO Value

   Guangzhou GVO Precision Hydraulic Co., Ltd. is a professional manufacturer and exporter of hydraulic components, electrical systems, and engine parts for excavators. Founded in 2017 and headquartered in Guangzhou, China, quality inspection is at the heart of our operations.

  Raw materials are inspected before production. Manufacturing processes are monitored in real time. Finished products must pass performance and durability tests. Every part is checked again before shipping. We also help customers confirm models, avoid wrong purchases, and provide after-sales support. No matter the order size, we treat everyone the same.

 Our stock includes over 1,000 part numbers, covering hydraulic pumps, gear pumps, relief valves, throttle motors, sensors, solenoid valves, regulators, wiring harnesses, and engine parts. We are compatible with major brands including Komatsu,Kobelco, Hitachi,  Hyundai, Doosan, Sany, XCMG, JCB, and Case.

GVO — Precision Components. Global Supply. Trusted Partnership.