Servomotor for Wicket Gates
Hydraulic or electric servomotor actuating wicket gate linkages in reaction turbines, providing precise position control under high pressure. Integrated position feedback. Regulators/parts under HTS 8410.90.00.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| π¨π³China | 3.8% | +35.0% | 38.8% |
| π²π½Mexico | 3.8% | +10.0% | 13.8% |
| π¨π¦Canada | 3.8% | +10.0% | 13.8% |
| π©πͺGermany | 3.8% | +10.0% | 13.8% |
| π―π΅Japan | 3.8% | +10.0% | 13.8% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If general linear acting hydraulic motors
Non-turbine-specific servos classify under Chapter 84 engines parts.
If universal AC/DC motors
Electric motor components go under Chapter 85 electric motors.
If measuring servo-mechanisms
Precision positioning servos classify under Chapter 90 instruments.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
β’ IP68 rating certification for submerged operation; hydraulic oil specifications
β’ Fail-safe position documentation for emergency shutdown compliance
β’ Not 8412.90 engines - prove gate actuation function exclusively
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Stay Ring for Turbine
Circular steel ring with radial stay vanes that support spiral casing and guide water flow evenly to wicket gates in Francis turbines. High-strength welded construction. Classified under HTS 8410.90.00.00 turbine parts.
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Head Cover for Turbine
Top steel cover plate sealing the upper chamber of Francis turbines above the runner, designed to withstand hydraulic head pressure. Includes lifting lugs for maintenance. Parts under HTS 8410.90.00.00.
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High-torque flexible coupling specifically designed to connect vertical hydraulic turbine shafts to generators, compensating for thermal expansion and alignment variations. Disc or gear type. HTS 8410.90.00.00 parts.