G631-3005B Moog Servo Valve

Product Name

G631-3005B Moog Electro-Hydraulic Servo Valve

Model Number

G631-3005B

Brand

Moog

Product Category

Hydraulic Servo Valve

Product Overview

The Moog G631-3005B Servo Valve is a high-performance two-stage electro-hydraulic flow control servo valve designed for precise motion, pressure, force, and position control in demanding industrial hydraulic systems. It belongs to the Moog G631 Series, renowned for high dynamic response, excellent repeatability, and long service life. (Moog)

The G631 Series uses a nozzle-flapper pilot stage with a precision spool-and-sleeve main stage, making it suitable for applications requiring accurate proportional hydraulic control. (Moog)

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Features

• High-response electro-hydraulic servo valve

• Two-stage nozzle-flapper pilot design

• Excellent accuracy and repeatability

• Low hysteresis and high resolution

• Internal pilot supply

• Precision spool and sleeve construction

• Suitable for closed-loop hydraulic control systems

• Long operating life in industrial environments

• Designed for demanding motion control applications

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Verified Technical Information

Specification	Value
Model	G631-3005B
Type Designation	H60JOFM4VBR
Valve Type	Two-stage Electro-Hydraulic Servo Valve
Rated Flow	60 L/min (15 GPM)
Maximum Operating Pressure	315 bar (4,500 psi)
Pilot Stage	Low-flow Nozzle-Flapper
Spool Configuration	4-way Linear
Neutral Position	Mid Position
Pilot Connection	Internal
Seal Material	Fluorocarbon (FKM)
Rated Current	100 mA (Single Coil)

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Applications

The Moog G631-3005B is commonly used in:

• Steel mills

• Plastic injection moulding machines

• Die casting machines

• Hydraulic presses

• Test benches

• Aircraft ground testing equipment

• Power generation systems

• Motion simulation systems

• Industrial automation

• Servo-controlled hydraulic cylinders

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Advantages

• Exceptional positioning accuracy

• Fast response time

• Stable closed-loop performance

• Reliable operation under continuous duty

• Proven Moog servo valve technology

• Easy replacement within G631 Series

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Related G631 Series Models

• G631-3002B

• G631-3003B

• G631-3004B

• G631-3005B

• G631-3006B (Moog)

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Alternative Moog Servo Valve Series

• G761 Series

• D633 Series

• D634 Series

• D660 Series

• D661 Series

• D662 Series

• D663 Series

• D765 Series

Compatibility should always be verified based on machine requirements and valve configuration.

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Frequently Asked Questions (FAQ)

What is the rated flow of the G631-3005B?

The rated flow is 60 L/min (15 GPM) at a pressure drop of 35 bar (500 psi) per spool land. (Moog)

What is the maximum operating pressure?

The valve is designed for hydraulic systems operating up to 315 bar (4,500 psi). (Moog)

Can the G631-3005B replace another G631 valve?

It may replace other G631 models only if the flow rating, electrical characteristics, mounting interface, and spool configuration match the application.

Is repair available?

Yes. Many Moog servo valves can be inspected, tested, repaired, and recalibrated by qualified hydraulic service providers.

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Meta Description

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ASIA-MECH HYDRO-PNEUMATIC (M) SDN BHD

ASIA-MECH HYDRO-PNEUMATIC (M) SDN BHD supplies original genuine and aftermarket Moog hydraulic servo valves, offering quotation, replacement selection, repair support, and nationwide delivery.

Contact Information

• Tel: +60 5-282 1518

• Mobile / WhatsApp: +60 16-550 2288

• Email: asiamech88@gmail.com

Delivery Areas: Perlis, Penang, Kedah, Perak, Selangor, Kuala Lumpur, Melaka, Johor, Pahang, Kelantan, Sabah, Sarawak and throughout Malaysia.

International Delivery: Singapore, Thailand, Indonesia, Philippines, Vietnam, and worldwide.

Datasheet: The official Moog G631 Series datasheet is available and should be consulted for complete dimensions, installation details, and performance curves before specifying or replacing this valve. (Moog)

G631-3005B Moog Servo Valve SUPPLY BY ASIA-MECH MALAYSIA PHILIPINES THAILAND INDONESIA VIETNAM


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