PTFE O-Ring for Hydraulic Cylinder Seals from Mexico
Polytetrafluoroethylene (PTFE) O-ring providing low-friction sealing in hydraulic cylinders for heavy machinery. Falls under HTS 3926.90.4510 as a plastic seal from polymers of heading 3901-3914. Ideal for high-pressure, non-lubricated applications.
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
• Certify PTFE purity (95%+ monomer) per subheading note (a)(1) to prevent fallback to copolymer 'Other'
• Declare AS568 standard sizes if applicable for easier verification