Hybrid Rocket Propulsion System
A hybrid rocket engine combines solid fuel with liquid oxidizer for controlled thrust in missiles and upper-stage rockets. It is included in HTS 8412.10.00.10 as a reaction engine designed exclusively for missile and rocket applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If incorporates gas turbine elements
Engines with auxiliary turbo-pumps may classify under turbojet or turboprop headings.
If for artillery rocket applications
Military rocket systems complete with warheads fall under Chapter 93 munitions.
If when used primarily for thrust testing
Test stand-integrated engines may shift to measuring/testing apparatus in Chapter 90.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Conduct origin verification to avoid anti-dumping duties on strategic components
• Label with precise configuration (e.g
• fuel grain type) to prevent reclassification
• Partner with customs brokers experienced in DDTC filings for smooth clearance
Related Products under HTS 8412.10.00.10
Solid Propellant Rocket Motor
A solid propellant rocket motor is a reaction engine that uses pre-packed solid fuel to generate thrust for missiles and rockets. It falls under HTS 8412.10.00.10 as it is specifically classified as a missile and rocket engine, distinct from turbojets or other reaction engines.
Liquid Bipropellant Rocket Engine
This engine uses separate fuel and oxidizer tanks to mix propellants in a combustion chamber, producing high-thrust exhaust for rocket propulsion. Classified under HTS 8412.10.00.10 for its role in missile and rocket systems as a non-turbojet reaction engine.
Cold Gas Thruster Engine
This simple reaction engine expels pressurized gas for attitude control in missiles and small rockets, without combustion. HTS 8412.10.00.10 covers it as a missile and rocket engine due to its reaction propulsion principle.
Upper Stage Kick Motor
A solid-fuel rocket motor used to provide final velocity adjustments in multi-stage missiles and launch vehicles. It qualifies under HTS 8412.10.00.10 for its specific function as a missile and rocket reaction engine.
Anti-Tank Guided Missile Engine
A compact solid rocket motor propelling anti-tank guided missiles (ATGMs) to target armored vehicles. Classified in HTS 8412.10.00.10 as a dedicated missile reaction engine.