Brass Fuel Line Nipple 5/16 Inch Flare from China

5/16 inch brass nipples with 45-degree flare fittings and threads for fuel injection lines and carburetor connections in automotive and small engine applications. Copper-zinc construction resists fuel corrosion. HTS 7412.20.0025 for threaded brass pipe fittings.

Duty Rate — China → United States

38%

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

Specify SAE J514 flare standards; automotive specs support fittings classification

Separate from rubber fuel hose assemblies to maintain individual fitting status

Include fuel compatibility testing (gasoline, diesel, ethanol blends)