Rocket Motor Bulkhead Fitting Kit from Japan
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 — 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
• 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