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

Czochralski Crystal Puller Spare Gearbox from Mexico

This precision gearbox is a replacement part for Czochralski crystal pullers used in semiconductor wafer manufacturing to grow monocrystalline silicon boules. It falls under HTS 8475.90.90.00 as a part of machines for hot working glass or glassware, specifically crystal growers for semiconductor processing.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Verify the part is exclusively for semiconductor crystal growers to avoid reclassification as general machinery parts

Provide detailed technical specs and end-use certificates to confirm eligibility under statistical notes for semiconductor equipment

Czochralski Crystal Puller Spare Gearbox from Mexico — Import Duty Rate | HTS 8475.90.90.00