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Turbojets, turbopropellers and other gas turbines, and parts thereof: > Parts: > Other: > Other > Parts of nonaircraft gas turbines: > Other: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8411.99.90.85
Czochralski Crystal Puller Turbine
A gas turbine component used in Czochralski crystal growers for pulling monocrystalline silicon boules in semiconductor wafer manufacturing. Classified under 8411.99.9085 as a part of non-aircraft gas turbines specifically for semiconductor processing equipment. It provides precise rotational control during the crystal growth process.
Float Zone Crystal Grower Turbine
High-precision gas turbine part employed in float zone crystal growers to melt and form pure monocrystalline semiconductor boules. Falls under HTS 8411.99.9085 as other parts of non-aircraft gas turbines used in semiconductor material processing. Ensures stable zone melting for defect-free crystals.
Wafer Slicing Saw Drive Turbine
Gas turbine drive unit for wafer slicing saws that cut monocrystalline boules into thin semiconductor wafers. Classified in 8411.99.9085 as parts of non-aircraft gas turbines integral to wafer preparation equipment. Delivers consistent high-speed rotation for precise kerf-less cuts.
Crystal Grinder Spindle Turbine
Precision gas turbine powering the spindle in crystal grinders that shape semiconductor boules to exact wafer diameters. Under HTS 8411.99.9085 for non-aircraft gas turbine parts in wafer preparation equipment. Grinds flats indicating crystal conductivity and resistivity.
Wafer Lapping Turbine Drive
Gas turbine drive system for wafer lappers that achieve ultra-flat surfaces on semiconductor wafers prior to fabrication. Classified 8411.99.9085 as part of non-aircraft gas turbine in wafer preparation equipment. Critical for bringing wafers within strict dimensional tolerances.
CMP Polisher Gas Turbine
High-speed gas turbine for Chemical Mechanical Planarization (CMP) polishers preparing semiconductor wafer surfaces for device fabrication. HTS 8411.99.9085 covers this non-aircraft gas turbine part essential for wafer polishers in semiconductor processing.
Semiconductor Vacuum Pump Turbine
Gas turbine component in turbomolecular vacuum pumps for semiconductor processing chambers. Falls under 8411.99.9085 as non-aircraft gas turbine parts supporting crystal growth and wafer processing environments.
Wafer Handling Turbine Motor
Precision gas turbine driving robotic wafer handling systems between semiconductor processing stations. Classified 8411.99.9085 for non-aircraft gas turbine parts in wafer manufacturing equipment.
Epitaxial Reactor Turbine
Gas turbine for rotation control in epitaxial reactors growing thin semiconductor layers on wafers. HTS 8411.99.9085 as non-aircraft gas turbine part for semiconductor processing equipment.
Ion Implanter Turbine Drive
High-precision gas turbine powering end-station rotation in ion implanters for semiconductor wafer doping. Under 8411.99.9085 for non-aircraft gas turbine parts in semiconductor device processing.