Fluorosilicone O-Ring for Aerospace Fuel Systems from China
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 — China → United States
40%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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