Valve Return Helical Spring
Steel wire helical spring <5.1 mm diameter for returning solenoid valves to rest position. Under HTS 7320.20.5020 as other small helical springs. Used in industrial controls.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If valve appliances
Complete valves including springs under tap/valve Chapter 84.
If electrical transmission suitable
Special electrical springs have distinct reporting number.
If engine parts
Engine-specific valve springs under Chapter 84 engines.
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Import Tips & Compliance
• Industrial vs consumer use doesn't affect spring heading
• Pressure ratings for specs, not classification
• Valve assembly imports separate
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