Grooved Iron Reducer Coupling 6x4-inch from Japan
A cast iron reducer coupling transitioning from 6-inch to 4-inch grooved pipes, essential for diameter changes in water distribution. Falls under HTS 7307.19.90.40 for other grooved-end cast fittings. Facilitates efficient flow transitions without custom fabrication.
Duty Rate — Japan → United States
56.2%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Match reducer dimensions to ANSI/AWWA standards; include foundry test certificates; beware of tariff escalation if sold in sets with bolts/nuts