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

37.5%

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)

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