Rocket Motor Bulkhead Fitting Kit from Mexico
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 — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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