Volute Spring for Shock Absorbers
Conical spiral steel spring that compresses progressively, applied in shock absorbers and recoil systems. Included in HTS 7320.90.50 for other steel springs beyond basic helical types.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for vehicle shock absorber assemblies
Vehicle suspension springs classified as motor vehicle parts.
If purely helical torsion design
Specific torsion springs have dedicated subheading.
If for firearm parts
Springs in weapons go under arms/ammunition chapter.
Not sure which classification is right?
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Import Tips & Compliance
• Declare automotive vs general industrial use; may affect quota or marking
• Ensure free of rust/protective oil declarations for valuation
• Avoid classifying with complete shocks under 8708 if separate
Related Products under HTS 7320.90.50
Steel Torsion Spring for Clamps
A torsion spring made of steel wire that provides rotational force, commonly used in binder clips and hose clamps. It is included in HTS 7320.90.50 for other iron or steel springs not elsewhere specified. The wire cross-section adheres to the chapter's 16 mm limit.
Clock Spring for Steering Columns
Flat spiral steel spring wound in a clock-like coil for storing rotational energy in turn signal mechanisms. Classified HTS 7320.90.50 as other steel springs for automotive and appliance uses.
Negator Spring Strip
Pre-coiled flat steel strip spring for constant tension retrieval in seat belts and lanyards. HTS 7320.90.50 for other steel springs including strip types meeting wire specs.
Hairpin Clip Spring
U-shaped steel wire spring for quick-release clips in electronics and automotive trim. Falls in HTS 7320.90.50 as other simple wire springs.
Cantilever Spring Arm
Single-arm steel spring deflecting under load for parking brakes and levers. HTS 7320.90.50 for non-leaf cantilever springs.
Snap Spring Ring
Circlip-type steel spring ring snapping into grooves for shaft retention. Classified 7320.90.50 as retaining spring.