Aluminum Prototype Housings from China

CNC-machined aluminum enclosures for electronic prototypes and R&D. Under 7616.99.51.90 as other fabricated aluminum articles, not specific cases (Chapter 85/39). Common in tech development.

Duty Rate — China → United States

77.5%

Rate breakdown

9903.85.0750%Except as provided in headings 9903.85.09, 9903.85.68 or 9903.85.70, derivative aluminum products, provided for in the tariff provisions enumerated in subdivision (j) of note 19 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

Prototype status may qualify for temporary importation under bond; document R&D purpose

Measure wall thickness; thin housings risk foil classification (7607)