Heliocoil Wire Springs for Mattress Innersprings from Canada
Small-diameter hourglass-shaped wire springs interlocked for high-density mattress support systems under 9404. Fabricated from steel wire per Chapter 73 parameters, explicitly for mattress core construction. 7320.90.5010 classification reflects mattress-specific end use.
Duty Rate — Canada → 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
• Provide coil count per unit and deflection specs to demonstrate mattress suitability
• Use separate invoices for springs vs. upholstery to clarify classification