Offset Wire Springs for Mattress Foundations
Wire springs with offset coils providing zoned support in mattress foundations of heading 9404. Steel wire construction adheres to Chapter 73 cross-section definition for spring wire. Designated 7320.90.5010 for components solely for mattress supports.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for hospital bed frames
Medical furniture springs may have different statistical treatment.
If nails, tacks or staples form
Certain wire fabrications classified as nails if pointed.
If foam-encapsulated spring units
Hybrid foam-spring mattresses classify by principal material.
Not sure which classification is right?
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Import Tips & Compliance
• Include zoning diagrams showing lumbar/firmness variations for mattress-specific proof
• Bundle in quantities matching standard mattress sizes (twin, queen) for credibility
• Beware of classification shifts if sold with non-mattress furniture hardware
Related Products under HTS 7320.90.50.10
Wire Bonnell Springs for Mattresses
Helical wire springs formed into interconnected units used as the core support in innerspring mattresses under heading 9404. These are made from steel wire no thicker than 16 mm and specifically designed for mattress innerspring assemblies. Classified under 7320.90.5010 due to their suitability for mattress supports.
Continuous Wire Coil Springs for Mattresses
Single continuous strand of steel wire formed into helical coils for innerspring mattress cores under 9404. Meets wire dimension limits in Chapter 73 notes and specifically engineered for mattress support applications. Classified in 7320.90.5010 for mattress-suitable wire springs.
Steel Wire Edge Support Springs for Mattresses
Heavy-gauge wire springs forming perimeter border wires in mattress assemblies under heading 9404. Designed to reinforce edges of innerspring units while meeting Chapter 73 wire cross-section limits. Specifically provided for in 7320.90.5010 as mattress support components.
Independent Wire Suspension Springs for Mattresses
Freestanding wire springs with encased suspension for minimal motion transfer in luxury mattresses under 9404. Composed of Chapter 73-defined wire, purposed exclusively for mattress innerspring systems. 7320.90.5010 subheading targets these bedding components.
Pocketed Coil Springs for Box Springs
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.
Heliocoil Wire Springs for Mattress Innersprings
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.