Of reaction engines other than turbojets
Other engines and motors, and parts thereof: > Parts: > Other > Of reaction engines other than turbojets
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 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 8412.90.90.50
Rocket Nozzle Assembly
A precision-engineered nozzle assembly designed for solid-fuel rocket motors, directing and accelerating exhaust gases to generate thrust. It falls under HTS 8412.90.9050 as a part of reaction engines other than turbojets, specifically for rocket propulsion systems used in missiles and space launch vehicles.
Solid Rocket Motor Combustion Chamber
High-strength steel combustion chamber for solid propellant rocket motors, containing the burning propellant to produce high-pressure gases. Classified under HTS 8412.90.9050 as a core part of reaction engines other than turbojets used in space and defense applications.
Rocket Thrust Vector Control Actuator
Hydraulic or electromechanical actuator system that gimballs rocket nozzles for directional thrust control during flight. This part of reaction engines other than turbojets is covered by HTS 8412.90.9050 for missile and launch vehicle guidance.
Liquid Rocket Engine Injector Plate
Precision-machined injector plate that atomizes and mixes liquid propellants (like RP-1 and LOX) for efficient combustion in bipropellant rocket engines. Falls under HTS 8412.90.9050 as a part of liquid-fueled reaction engines.
Rocket Motor Igniter Assembly
Pyrotechnic or plasma igniter system that initiates propellant combustion in solid or hybrid rocket motors. Classified in HTS 8412.90.9050 as essential parts enabling reaction engine operation.
Reaction Control System Thruster Valve
High-response solenoid or piezoelectric valve controlling hypergolic propellant flow in spacecraft reaction control thrusters for attitude control. Part of small reaction engines under HTS 8412.90.9050.
Rocket Engine Heat Shield Liner
Ablative or ceramic thermal protection liner that shields rocket engine structures from combustion chamber temperatures exceeding 3000°C. Covered by HTS 8412.90.9050 as protective parts of reaction engines.
Hybrid Rocket Motor Grain Case
Filament-wound composite pressure vessel housing solid fuel grain and liquid oxidizer injection system in hybrid rocket motors. Classifies under HTS 8412.90.9050 for hybrid reaction engine parts.
Rocket Nozzle Extension Segment
Carbon composite or refractory metal nozzle extension that achieves optimal expansion ratio for vacuum performance in upper-stage rocket engines. HTS 8412.90.9050 part for reaction engines.
Pulse Detonation Engine Valve Grid
Rapid-response valve grid enabling pulsed detonation cycles in experimental pulse detonation rocket engines for hypersonic propulsion. Advanced reaction engine part under HTS 8412.90.9050.
Rocket Motor Bulkhead Fitting Kit
Stainless steel or titanium bulkhead fittings connecting propellant tanks to combustion chambers in liquid rocket stages. Sold as matched sets for reaction engines under HTS 8412.90.9050.
Aerospike Rocket Engine Ramp
Linear aerospike nozzle ramp that provides altitude-compensating expansion for single-stage-to-orbit rocket engines. Specialized reaction engine part classified in HTS 8412.90.9050.
Rocket Engine Gimbal Bearing Assembly
High-load spherical bearing enabling nozzle gimballing for thrust vector control in large liquid rocket engines. Critical reaction engine steering component under HTS 8412.90.9050.
Solid Rocket Booster Nozzle Vectoring Ring
Flexseal or fluid injection thrust vector control ring for large solid rocket boosters used in space launch systems. Reaction engine part classified under HTS 8412.90.9050.
Scramjet Combustor Diverter
High-temperature alloy combustor inlet diverter managing supersonic airflow in experimental scramjet (supersonic combustion ramjet) engines for hypersonic vehicles. Advanced reaction engine part per HTS 8412.90.9050.