8412.90.90.50/Rocket Motor Bulkhead Fitting Kit/China

Rocket Motor Bulkhead Fitting Kit from China

Stainless steel or titanium bulkhead fittings connecting propellant tanks to combustion chambers in liquid rocket stages. Sold as matched sets for reaction engines under HTS 8412.90.9050.

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

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

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Import Tips

• Invoice as complete 'propellant feed system interface kit' with matching part numbers

• Leak rate and proof pressure certifications validate high-pressure rocket service

• Avoid separate classification of individual fittings by documenting assembly requirements