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8412.90.90.50/Rocket Nozzle Extension Segment/Mexico

Rocket Nozzle Extension Segment from Mexico

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 — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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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