Nylon Timing Belt for Automotive Engines from Mexico
A toothed nylon-reinforced timing belt used to synchronize engine components in vehicles. Classified in 3926.90.60.90 as plastic belting for machinery, derived from polyamide polymers (heading 3908), excluding rubber-covered variants. Its precision teeth and machinery end-use define the belting function.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide monomer content breakdown (e.g
• nylon-6,6 >95%) to comply with subheading notes on polymer classification
• Label as 'machinery belting' on invoices; include CAD drawings showing teeth profile to distinguish from flat belts