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Oil-Free Compressor Piston Ring Set

PTFE composite piston ring set for oil-free air compressors in clean applications. Classified HTS 8414.90.41.90 as sealing parts for compressors. Multi-ring compression/pressure types.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+50.0%50%
🇲🇽MexicoFree+25.0%25%
🇨🇦CanadaFree+25.0%25%
🇩🇪GermanyFree+25.0%25%
🇯🇵JapanFree+25.0%25%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3926.90.99Lower: 25.3% vs 50%

If aftermarket universal rings

Generic polymer shapes.

4016.93Lower: 15% vs 50%

If rubber O-ring equivalents

Elastomer material shift.

8479.90.85Lower: 32.5% vs 50%

If semiconductor clean compressors

Contamination-free wafer processing.

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

• PTFE content declaration for chemical classification

• Ring groove dimension matching