MOOG G771K226A electrohydraulic servo valve

The MOOG G771K226A is a high-performance electrohydraulic servo valve belonging to the MOOG G771 Series. It features a two-stage mechanical feedback design and is engineered for precise hydraulic flow and motion control in demanding industrial applications. This servo valve is widely used in industrial automation, test systems, aerospace simulation equipment, metal processing machinery, and other high-dynamic hydraulic control systems.

Key Features

• Two-stage mechanical feedback servo valve design for excellent dynamic performance.
• Dual nozzle-flapper pilot stage providing high resolution, low hysteresis, and precise control.
• High-force spool drive for reliable and stable operation.
• Analog signal interface for accurate command input.
• Suitable for high-precision position, velocity, and pressure control.
• Available in configurations for harsh and hazardous operating environments.

Technical Specifications

Typical Applications

• Hydraulic servo control systems
• Metal forming and press machinery
• Flight simulators
• Material testing equipment
• Power generation control systems
• Industrial motion control platforms
• High-precision testing and measurement systems

Replacement Information

The G771K226A is an upgraded version of the earlier G771K226 model and is generally compatible with existing applications requiring the original valve.

Summary

The MOOG G771K226A is a robust and highly accurate electrohydraulic servo valve designed for demanding motion control applications. Its fast response, low hysteresis, and reliable mechanical feedback design make it an ideal choice for precision hydraulic systems requiring superior performance and long-term operational stability.