Moog D661-4639 Electrohydraulic Servo Valve
| Product | Moog D661-4639 Electrohydraulic Servo Valve |
| Brand | Moog Inc. |
| Model | D661-4639 |
| Reference | TG_GB |
| Product Type | Electrohydraulic Proportional / Servo Control Valve |
| Series | D661 Series |
| Function | Converts electrical command signals into precisely proportional hydraulic flow; provides high-precision, high-response directional and flow control for demanding closed-loop servo hydraulic positioning, force and velocity control applications |
| Valve Type | 2-stage electrohydraulic proportional directional valve with integrated electronics |
| Nominal Size | NG10 (D05) |
| Flow Rate | As per D661-4639 nominal rating |
| Operating Pressure | Up to 315 bar |
| Control Signal | ±10V DC command signal |
| Integrated Electronics | On-board digital electronics with communication interface |
| Hysteresis | Less than 0.5% |
| Response Frequency | High bandwidth – application dependent |
| Mounting Type | NG10 / D05 sub-plate mount (ISO 4401-05) |
| Seal Material | FKM / NBR |
| Body Material | Aluminium alloy |
| Protection Rating | IP65 |
| Operating Temperature | -20°C to +70°C |
| Standards Compliance | CE Marked, ISO 4401 |
| Application | Servo Hydraulic Presses, CNC Machining, Wind Turbine Pitch Control, Test Rigs |
| Suitable For | Industrial Automation, Aerospace Ground Support, Marine, Offshore, Defense |
| Manufacturer | Moog Inc., East Aurora, New York, USA |
| Country of Origin | USA |
| Availability | In Stock |
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