Porcelain Compressor Piston Ring from Mexico
Fired porcelain ring for pistons in air compressors used in chemical plants, providing wear resistance. HTS 6909.11.20.00 covers this as a machinery part of porcelain for technical uses.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document end-use in chemical/agricultural machinery to justify technical classification
• Retain firing temperature records (>800°C) to prove Chapter 69 eligibility
• Avoid bulk packaging mislabeling as consumer goods, triggering Chapter 69 exclusions