Nylon 6,6 O-Ring for Electrical Enclosures from Mexico
Polyamide 6,6 (nylon) O-ring providing IP67 sealing for outdoor electrical junction boxes. Classified under 3926.90.4510 as plastic O-ring from polyamide polymers in 3908.10.
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
• Confirm 95%+ polyamide-6,6 monomer per note (a)(1) via GPC analysis
• UL94 flammability rating docs aid customs for electrical safety claims