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MOOG D662-4032B servo valve from the USA is in stock.

$276.37

Due to the pressure of the oil outlet at the pressure nozzle, the servo valve baffle rests against the return oil nozzle. At this time, the oil pressure at the pressure port acts on the spool valve core, making the brake port directly connected to the metering oil port. The pressure at the brake port is equal to the metering oil pressure controlled by the pilot. When the wheel angular velocity detects a deviation between the taxiing speed and the reference taxiing speed, the torque motor receives the deviation electrical signal. At this time, the torque motor drives the baffle to deflect towards the pressure nozzle, causing the oil pressure acting on the upper end of the valve core to drop.


Brand: MOOG (USA)

Applications: Chemical, Petroleum, Mining, Road/Rail/Marine, Integrated

MOOG Piston Pumps, MOOG Controllers, MOOG Servo Valves, MOOG Piston Pumps, MOOG Controllers

Our company maintains a large inventory of MOOG servo valves. New and existing customers are welcome to contact us for pricing, delivery times, and product specifications. We are committed to providing you with the best service and ensuring your satisfaction!

Compared to other brands of servo valves, MOOG servo valves offer advantages such as energy saving, zero pollution, strong environmental adaptability, quiet operation, durability, and minimal maintenance, making them suitable for industries with high energy, performance, and environmental requirements.

MOOG servo valves are primarily used as actuators in electro-hydraulic servo systems (see Hydraulic Servo Systems). In servo systems, hydraulic actuators, compared to electro- and pneumatic actuators, offer superior speed, higher power output per unit weight, smoother transmission, and stronger anti-interference capabilities. On the other hand, electrical components are frequently used in servo systems for signal transmission and characteristic correction. Therefore, modern high-performance servo systems also employ electro-hydraulic methods, and servo valves are essential components of such systems.

MOOG servo valves primarily refer to electro-hydraulic servo valves. Upon receiving an electrical analog signal, they output modulated flow and pressure. They are both electro-hydraulic conversion elements and power amplification elements, capable of converting low-power, weak electrical input signals into high-power hydraulic energy (flow and pressure) output.

MOOG Servo Valve Working Principle

The MOOG servo valve consists of a permanent magnet torque motor, nozzle, baffle, valve core, valve sleeve, and control chamber. When current is applied to the input coil, the baffle moves to the right, strengthening the throttling effect of the right nozzle, reducing flow, and increasing the back pressure on the right side; simultaneously, it reduces the throttling effect of the left nozzle, increasing flow and decreasing the back pressure on the left side. The forces at both ends of the valve core become unbalanced, causing the valve core to move to the left. High-pressure oil flows from S to C2, delivering it to the load. Load return oil flows through C1 through the return port and enters the oil tank. The displacement of the valve core is proportional to the input current of the torque motor. The hydraulic pressure acting on the valve core is balanced by the spring force. Therefore, in equilibrium, the differential current of the torque motor is proportional to the displacement of the valve core. If the input current is reversed, the flow rate is also reversed. The table shows the classification of servo valves.

The MOOG servo valve is a key component in electro-hydraulic servo control developed by MOOG Corporation. It is a hydraulic control valve that receives analog electrical signals and outputs modulated flow and pressure accordingly. Electro-hydraulic servo valves have advantages such as fast dynamic response, high control accuracy, and long service life, and are widely used in electro-hydraulic servo control systems in aviation, aerospace, shipbuilding, metallurgy, chemical and other fields.

MOOG Corporation was founded more than fifty years ago, initially engaged in the design and supply of aircraft and components. Today, the company's motion control technology is widely used in many markets and applications, including civil aircraft cockpits, wind turbines, Formula One racing, and medical infusion systems, effectively improving the performance of related products. The company's history originates from its founder, William C. Moog, an inventor, entrepreneur, and visionary. In 1951, Bill Moog successfully developed the electro-hydraulic servo valve, a device that converts weak electrical pulses into precise and powerful motion. In July 1951, Bill Moog, the Art brothers, and Lugheye rented a corner of the abandoned Proner Airport in East Aurora, New York, and founded the MOOG Valve Company.

Moog is a global designer, manufacturer, and integrator of precision motion control products and systems. Moog's high-performance systems control commercial aircraft, satellites and spacecraft, launch vehicles, industrial machinery, wind power, marine applications, and medical equipment.

MOOG Classifications

MOOG Valves, MOOG Servo Valves, MOOG Servo Motors, MOOG Controllers, MOOG Servo Drives, MOOG Electro-hydraulic Servo Valves, MOOG Piston Pumps

MOOG

MOOG

Company Development History

In the 1970s, MOOG entered the growing market for injection and blow molding process control technologies. Due to its significant involvement in the U.S. space program, the company won a contract to supply hardware for the Space Shuttle. The Space Shuttle first flew in 1981, utilizing the company's pioneering fly-by-wire control technology.

moog servo valve

moog servo valve

In 1988, Robert T. Brady, president of MOOG's aircraft division, was appointed CEO. Sales reached $282 million in 1989. The company established operations in India in the mid-1990s. Our major acquisition was the purchase of Allied Signal's aircraft business in Torrance, California. By the end of 1999, company revenue exceeded $630 million.

In 2001, MOOG received a $50 million contract for Space Shuttle refurbishment and moved from the American Stock Exchange to the New York Stock Exchange. We are the designer and supplier of flight control systems for Lockheed's F-35 fighter jet and a major supplier of flight control components for Boeing's 787 Dreamliner program.

In 2004, the company's revenue surpassed $900 million, and it completed another large-scale acquisition, acquiring Litton Poly-Scientific and renaming it MOOG Components Group. The company's annual sales exceeded $1 billion.

MOOG Founder

MOOG Founder: Bill Moog

Innovation extends far beyond product design. From the beginning, he firmly believed that the workplace should be a special place. He believed that people are more creative, focused, and productive in a work environment where they are trusted, respected, and rewarded. This philosophy later became known as the "Moog Philosophy." This principle still guides the company today. "In an atmosphere of mutual trust and confidence, work becomes a more rewarding and fulfilling experience for everyone."

Moog's main industry markets in China include plastics machinery manufacturing, power generation, heavy industry, aerospace, and automotive testing. Moog China is our center for automotive testing solutions R&D and electromechanical pitch control system manufacturing in Asia.

Moog's official sales channel: Moog China

(Folded section - Industries covered)

Moog products are widely used in various industries worldwide, including steel, aerospace simulation and testing, automotive testing and simulation, energy, industrial machinery, and digital virtual simulation dental training systems, becoming a trusted brand among users.

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Our company mainly deals in European and American brands and can source brands from any European country. For example, our advantageous German brands include: BURKERT, DEMAG, HAWE, REXROTH, HYDAC, PILZ relays, FESTO, IFM sensors, E+H, HEIDENHAIN, P+F sensors, SICK, TURCK, and HIRSCHMANN industrial switches. German brands: Hengstler, Murr, Schmersal, Samson, EPRO (Emerson Group)

American brands: MOOG, ASCO, MAC, NUMATICS, PARKER, VICKERS, ROSS

British brands: Norgren

Italian brands: OMAL, ATOS, CAMOZZI, UNIVER, Camozzi

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