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Pocketed Coil Springs for Box Springs from Japan

Individual steel wire coils encased in fabric pockets, assembled into units for box spring mattress foundations under heading 9404. The wire conforms to Chapter 73 definition and is explicitly designed for mattress support structures. Falls under 7320.90.5010 as wire springs for mattresses.

Duty Rate — Japan → United States

52.9%

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

Include technical drawings showing pocketed design and mattress compatibility for customs review

Ensure fabric encasement doesn't trigger textile classification; focus on spring as principal component