U.S. imports of cast-iron parts, not advanced beyond cleaning, for compression-ignition internal combustion piston engines for marine propulsion (HS 8409991060) totaled $2.1M in August 2026, imported from 28 countries.

Importers of Cast-Iron Parts, Not Advanced Beyond Cleaning, For Compression-Ignition Internal Combustion Piston Engines for Marine Propulsion paid $37K in duties in August 2026, an effective tariff rate of 1.79% of the $2.1M imported — duty actually collected as a share of that value, not the published tariff schedule. Cast-Iron Parts, Not Advanced Beyond Cleaning, For Compression-Ignition Internal Combustion Piston Engines for Marine Propulsion imports of $2.1M in August 2026 ran 50% above the year-to-date monthly average of $1.4M.