Polyurethane Hydraulic Cylinder Seal from Mexico
U-cup seals from polyurethane for hydraulic cylinders in industrial machinery. Plastic seal classification under 3926.90.45 based on polymer weight predominance.
Duty Rate — Mexico → United States
13.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• ISO 9001 and material safety data sheets mandatory
• Dynamic vs static seal specs affect end-use declaration
• High rejection rate; precise dimension tolerances required