</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Wafer Grinder Spindle from China

Precision spindles for high-speed rotation in semiconductor wafer grinders/lappers, classified HTS 8448.32.0090 as parts of 8445 fiber prep machines. Critical for dimensional accuracy in statistical note equipment.

Duty Rate — China → United States

20%

Rate breakdown

9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

RPM/torque ratings must specify semiconductor wafer loads

Balance certificates prevent vibration reclass to general parts

Wafer Grinder Spindle from China — Import Duty Rate | HTS 8448.32.00.90