Product Details:

MOOG D061-814A direct drive servo valve is a heavy-duty hydraulic regulator built for high precision closed-loop hydraulic motion systems. This valve adopts linear force motor direct drive architecture, eliminating the delicate nozzle-flapper pilot stage found in conventional two-stage servo valves. The force motor converts analog electrical command signals directly into linear displacement of the main spool, adjusting hydraulic oil flow rate and direction to precisely control the position, speed and force of hydraulic cylinders and actuators. The spool and sleeve assembly is manufactured with ultra-precision grinding technology, delivering low hysteresis, high repeatability and stable linear performance. Thanks to the direct drive design, this fluid control component has superior resistance to hydraulic fluid contamination and reduces routine maintenance work.

This industrial motion actuator maintains stable control performance under high working pressure, continuous mechanical vibration and fluctuating ambient temperature. It responds quickly to incoming control signals and minimizes control deviation, which meets the strict precision requirements of industrial testing and forming equipment. MOOG D061-814A direct drive servo valve is widely used in static and dynamic material fatigue testing machines, aerospace hydraulic simulation test benches, heavy metal forming presses, metallurgical rolling production lines and automated hydraulic manufacturing systems.

Even though direct drive valves feature strong anti-contamination capability, regular hydraulic oil inspection and filter replacement remain necessary. Hard solid particles suspended in hydraulic fluid will gradually scratch the precision matching surfaces of spool and sleeve, leading to internal leakage and control drift. Every MOOG D061-814A hydraulic regulator undergoes comprehensive factory performance tests before shipment, including flow characteristic curve test, frequency response test and internal leakage inspection. Strict quality control ensures stable and repeatable precision for closed-loop hydraulic control applications.

Specifications:

Brand: MOOG

Model: D061-814A

Product category: Direct drive electro-hydraulic servo valve

Drive principle: Linear force motor direct spool drive

Feature: High contamination resistance, low hysteresis, high repeatability, low maintenance requirement

Application: Industrial closed-loop hydraulic system, material test machine, metal forming press, aerospace test bench

Working medium: Filtered industrial hydraulic oil

Working environment: Industrial site with vibration and temperature variation