Parts of aircraft gas turbines
Turbojets, turbopropellers and other gas turbines, and parts thereof: > Parts: > Other: > Other > Parts of aircraft gas turbines
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 8411.99.90.90
Fuel Nozzle Assembly for Rich-Quench-Lean Combustors
Pilot/main duplex fuel nozzle for Rich-Quench-Lean (RQL) combustors reducing NOx emissions in engines like CFM56-7B. Precision metering for low emissions. HTS 8411.99.90.90 aircraft fuel delivery part.
Accessory Gearbox Mounting Pad
Machined mounting pad interface for accessory gearbox on aircraft derivative gas turbine main frame. Drives fuel, oil, hydraulic pumps. HTS 8411.99.90.90 as power takeoff interface.
Turbine Blade for CFM56 Aircraft Engine
A high-precision nickel-based superalloy turbine blade designed specifically for the high-pressure turbine stage of the CFM56 turbofan engine used on Boeing 737 and Airbus A320 aircraft. It falls under HTS 8411.99.90.90 as it is an essential rotating part dedicated to aircraft gas turbine operation, engineered for extreme temperatures and stresses.
Combustor Liner for GE90 High-Bypass Turbofan
A ceramic matrix composite (CMC) combustor liner for the GE90 engine powering Boeing 777 aircraft, designed to withstand combustion temperatures up to 3000°F. Classified under HTS 8411.99.90.90 as a critical combustion chamber part exclusive to aircraft gas turbines.
High-Pressure Compressor Spool for Trent 1000
Forged titanium spool assembly connecting multiple compressor stages in Rolls-Royce Trent 1000 engines for Boeing 787 Dreamliner. Engineered for 12:1 pressure ratios typical of modern aircraft turbofans. Falls under HTS 8411.99.90.90 as rotating aircraft turbine part.
Turbine Center Frame for PW1100G-JM
Strutted turbine center frame (TCF) linking high and low pressure turbine sections in Pratt & Whitney PW1100G geared turbofan for A320neo. Contains bearing compartments and air/oil systems. HTS 8411.99.90.90 for aircraft gas turbine structural parts.
Variable Stator Vane Actuator for EJ200
Electro-hydraulic variable stator vane (VSV) actuator for Eurojet EJ200 turbofan in Eurofighter Typhoon. Controls compressor airflow for optimal performance across flight envelope. Classifies as HTS 8411.99.90.90 aircraft gas turbine control part.
Afterburner Liner for F135 Engine
Heat-resistant afterburner liner segment for Pratt & Whitney F135 turbofan powering F-35 Lightning II. Designed for supersonic military operation with augmentor fuel injection capability. HTS 8411.99.90.90 as military aircraft gas turbine part.
Oil Pump Gearbox Housing for Rolls-Royce RB211
Aluminum die-cast housing for constant speed drive oil pump gearbox in Rolls-Royce RB211-524 turbofan for Lockheed L-1011 and early Boeing 747. Interfaces with accessory gearbox. HTS 8411.99.90.90 aircraft engine lubrication part.
Diffuser Case for Honeywell HTF7000
Titanium diffuser case downstream of compressor directing airflow to combustor in Honeywell HTF7000 turbofan for Bombardier Global business jets. Features variable geometry ramps. Classifies HTS 8411.99.90.90 as aircraft turbine flow path part.
Shroud Segment for Engine Core Protection
Abradable coated metal shroud segment containing turbine blade tips in core engines like GE CF6 series. Provides sealing and containment for aircraft gas turbines. HTS 8411.99.90.90 as containment and efficiency part.
Igniter Plug for Turbofan Combustors
High-voltage surface discharge igniter plug for dual annular combustors in modern high-bypass turbofans like LEAP and GEnx. Reliable ignition at high altitudes. HTS 8411.99.90.90 as aircraft turbine ignition component.
Fan Blade for PW4000 Series Turbofan
Wide-chord composite fan blade for Pratt & Whitney PW4000 engines used on Boeing 747, 777, and Airbus A330 aircraft. This forward-most blade in the fan stage is optimized for aircraft propulsion efficiency. HTS 8411.99.90.90 applies as it's a part of aircraft-specific gas turbines.
Nozzle Guide Vane for LEAP-1A Engine
Single-crystal superalloy nozzle guide vane (NGV) for the hot-section transition in CFM LEAP-1A turbofan powering Airbus A320neo. Features advanced cooling passages for turbine inlet temperatures. HTS 8411.99.90.90 as stationary aircraft gas turbine hardware.
Bearing Housing for GEnx-1B Engine
Precision-machined bearing housing for the main ball bearing #4 in GE GEnx-1B high-bypass engine for Boeing 787. Provides oil containment and thermal management for 100,000+ hour life. Classifies under HTS 8411.99.90.90 as aircraft gas turbine support structure.