Full Size Bonnell Coil Mattress Innerspring
Traditional Bonnell innerspring unit for full-size mattresses, featuring hourglass-shaped steel coils machine-tied without outer cover. This product is classified under HTS 9404.29.90.50 as an uncovered innerspring of other materials for bedding supports. Chapter notes confirm separation from complete mattresses or excluded plastic/rubber items.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other stuffed pillows or cushions with springs
If repurposed for non-mattress bedding like pillows, shifts from mattress-specific subheading.
If springs for refrigeration furniture parts
Chapter exclusions route specially designed furniture springs to machinery headings.
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Import Tips & Compliance
• Label clearly as 'uncovered innerspring unit for mattresses' to align with statistical reporting
• Monitor steel origin for Section 232 tariffs; provide mill test certificates
Related Products under HTS 9404.29.90.50
Custom Offset Coil Innerspring Core
Offset coil innerspring core providing conforming support, uncovered and built with steel for custom mattress production. Falls under HTS 9404.29.90.50 for other uncovered innerspring units not of rubber/plastics. Designed for floor-placed bedding per chapter placement notes.
Queen Posture Spring Innerspring Unit
Heavy-gauge posture spring innerspring for queen mattresses, reinforced for durability, shipped uncovered. HTS 9404.29.90.50 covers this steel-based other innerspring bedding component, excluding parts of general use.
Twin Continuous Wire Innerspring Core
Continuous wire innerspring core for twin beds, formed from single steel wire, uncovered for upholstery. Under HTS 9404.29.90.50 as other innerspring units.
Full Marshall Coil Innerspring Assembly
Marshall pocketed innerspring assembly for full mattresses, steel coils in minimal fabric pockets, uncovered externally.
Cal King Heavy Duty Innerspring Unit
Heavy-duty innerspring for California king, steel construction, uncovered.
RV Queen Innerspring Mattress Core
Compact innerspring core for RV queen mattresses, steel springs uncovered.