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Marine Engine Cast Iron Bedplate Section from Japan

Heavy cast-iron bedplate segment for marine propulsion engines, machined solely to remove sprues and for assembly jig location. Forms the base frame supporting crankshaft in large ship diesel engines. Under 8409.99.10.60 for its rough state and marine-specific design.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Submit engineering drawings showing marine engine fitment to substantiate 'solely/principally' use criterion

Segregate from advanced machined bedplates to maintain eligibility for this preferential tariff treatment

Require non-destructive testing reports confirming no internal machining beyond permitted levels