3926.90.45.90/Acetal Pump Shaft Seal/Mexico

Acetal Pump Shaft Seal from Mexico

Polyoxymethylene (acetal) rotary shaft seal for water pumps, polymer of heading 3907. HTS 3926.90.45.90 other seals. Low friction for dynamic sealing.

Duty Rate — Mexico → United States

13.5%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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Import Tips

• Confirm acetal copolymer meets 95% formaldehye units

• Machined parts need drawings proving seal function

• Industrial use declaration prevents household misclass