Fluorosilicone O-Ring for Aerospace Fuel Systems from Mexico
Specialty fluorosilicone O-ring for aircraft fuel tank access panels, resistant to jet fuel and extremes. HTS 4016.93.50.10 covers this vulcanized rubber seal as O-ring form. Meets FAA/PMA requirements.
Duty Rate — Mexico → United States
12.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• FAA PMA/STC documentation mandatory; ITAR/EAR export control verification
• AMS specifications (e.g
• AMS-R-6856) confirm rubber classification
• Cleanroom packaging preserves critical aerospace cleanliness standards