Nozzle Diffuser for Marine Hydrojet from China
A reverse-thrust capable nozzle diffuser that controls water exit velocity in hydrojet propulsion systems for boats. It is classified under HTS 8412.90.10.00 as a dedicated part of hydrojet engines for marine use, enabling steering and braking functions. This is separate from nozzle parts in aircraft or general fluid machinery.
Duty Rate — China → United States
35%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Import Tips
• Document steering mechanism integration to prove propulsion function over simple fluid conveyance
• Obtain material test reports for seawater resistance, as customs may inspect for marine-grade alloys
• Avoid bulk packaging; ship with assembly instructions to maintain 'engine part' status vs. generic fittings