Freight Hopper Car Truck Spring Seat from Mexico
A steel plate or casting that seats the suspension springs in truck assemblies of hopper freight cars under heading 8606. Critical for vertical load support and vibration damping. Fits HTS 8607.19.30 classification.
Duty Rate — Mexico → United States
13.6%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Certify spring compatibility and weld quality; common pitfall is classifying as general hardware
• Include fatigue test data for high-cycle rail use to support tariff position
• Avoid mixed shipments with non-rail parts to prevent reappraisement