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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If machined mineral products
Refractory nozzle segments without engine specs may classify as worked mineral materials.
If ferro-alloy scrap
Metal nozzle waste resembles alloy waste if not clearly finished engine parts.
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
• Expansion ratio calculations and altitude compensation design data support reaction engine classification
• High-temperature material specs (C/C, Nb alloys) verify space propulsion application
• Specify 'not for atmospheric turbojets' to prevent aviation parts misclassification
Related Products 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.