Rocket Nozzle Extension Segment from Japan
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.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• 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