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

Microscope Focusing Rack and Pinion from China

Coarse and fine focusing rack and pinion mechanism for compound microscope stands. Provides 0.002mm precision with counterbalanced design. HTS 9011.90.00.00 for focusing accessories.

Duty Rate — China → United States

37.5%

Rate breakdown

9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 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(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Document micrometer precision and stage travel range specific to 9011 optical requirements

Avoid 9031 classification by proving mechanical vs measuring function dominance

Lubrication specifications must match cleanroom standards for lab use