Product Details:

MOOG D061-9632A direct drive servo valve is a high-performance hydraulic regulator from MOOG D061 series, built for heavy-duty closed-loop hydraulic motion control systems. This valve adopts linear force motor direct spool drive structure, removing the delicate nozzle-flapper pilot stage used 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 internal spool and sleeve assembly is processed with ultra-precision grinding technology, delivering low hysteresis, high linearity and repeatable dynamic performance. Thanks to the direct drive design, this fluid motion control component has outstanding tolerance to hydraulic fluid contamination and reduces overhaul and maintenance frequency.

This anti-contamination hydraulic part maintains stable control performance under high working pressure, continuous mechanical vibration and fluctuating ambient temperature. It responds rapidly to incoming control signals and minimizes control deviation, meeting strict precision requirements of industrial testing and metal forming equipment. MOOG D061-9632A 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 though direct drive servo valves have excellent anti-contamination capability, regular hydraulic oil inspection and filter replacement are still necessary. Fine 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 D061-9632A hydraulic regulator undergoes complete 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: D061-9632A

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: Fully filtered industrial hydraulic oil

Working environment: Industrial site with vibration and temperature variation