Music Wire Torsion Spring
High-carbon music wire torsion spring for rotational force resistance, used in clothespins and automotive hinges. HTS 7320.90.5020 applies to this 'other' wire spring (≤16mm cross-section), per chapter notes excluding leaves/clock springs. Precision-formed for tight tolerances.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If specifically leaf springs for vehicles
Leaf-type changes subheading, even if wire-formed.
If other articles of iron/steel for retail sale
Finished consumer goods (e.g., clothespin spring) may classify as articles vs components.
If part of electric motor armature
Motor parts take Chapter 85 classification.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include torque/load specs in invoice to demonstrate non-clock spring function
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