Aerospike Rocket Engine Ramp from Germany
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.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Contour and expansion fan design calculations demonstrate aerospike-specific function
• CFD analysis showing altitude performance advantages supports reaction engine classification
• Prototype status may allow temporary importation under 9813.00.05 for testing