Product Details:

MOOG D061-8322 direct drive servo valve is a high-performance hydraulic regulator of MOOG D061 series, designed for heavy-duty closed-loop hydraulic motion control. This valve adopts linear force motor direct spool drive structure, without the delicate nozzle-flapper pilot stage of conventional two-stage servo valves. The force motor converts analog electrical command signals directly into linear displacement of the main spool, precisely adjusting the flow rate and direction of hydraulic oil to control the position, speed and force of hydraulic cylinders and actuators. The internal spool and sleeve assembly is processed with ultra-precision grinding, achieving low hysteresis, high linearity and excellent repeatability. The direct drive structure greatly improves resistance to hydraulic oil contamination and reduces overhaul frequency.

This anti-pollution hydraulic component maintains stable control performance under high working pressure, continuous mechanical vibration and fluctuating ambient temperature. It responds quickly to signal input and minimizes control deviation, suitable for high-precision industrial test and forming equipment. MOOG D061-8322 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 machinery.

Even with outstanding anti-contamination performance, regular hydraulic oil inspection and filter replacement are still required. Fine solid particles in hydraulic fluid will scratch the precision matching surfaces of spool and sleeve, causing internal leakage and control drift. Every MOOG D061-8322 hydraulic regulator undergoes complete factory performance testing 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: D061-8322

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 demand

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

Working medium: Fully filtered industrial hydraulic oil

Working environment: Industrial site with vibration and temperature variation