Wave Washers Spring
Corrugated disc springs made from spring steel, providing axial load in limited spaces like bearing preloads. Classified in HTS 7320.90.50.60 as other steel springs for mechanical applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If serving as non-spring washers
Plain washers without spring action are in fasteners heading.
If parts of transmission shafts/bearings
Integral bearing springs classify with transmission parts.
If other articles of iron/steel
If not primarily functioning as springs, fallback to general steel articles.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm thickness ≤16 mm to meet wire dimension note
• Separate from retaining rings in shipments to avoid 7318 classification
Related Products under HTS 7320.90.50.60
Belleville Disc Spring
Conical disc spring from hardened steel for high-load, short deflection applications like bolted joints. Under HTS 7320.90.50.60 as other steel springs.
Volute Spring
Cone-shaped compression spring from steel strip for heavy shock absorption in railway buffers. HTS 7320.90.50.60 for other iron/steel springs.
Garoll Spring Retractor
Negator-style constant force spring for seat belt retractors (non-vehicle). Other steel springs in 7320.90.50.60.
Hairpin Torsion Spring
U-shaped torsion spring from steel wire for light-duty hinges. HTS 7320.90.50.60 other springs.
Clock Spring Mechanism
Spiral torsion spring for clockwork toys (non-precision). Other in 7320.90.50.60.
Snap Action Spring
Bimetallic or steel snap disc for thermostats. HTS 7320.90.50.60 other.