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+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

3926.90.99Lower: 22.8% vs 35%

If aftermarket universal rings

Generic polymer shapes.

4016.93Lower: 12.5% vs 35%

If rubber O-ring equivalents

Elastomer material shift.

8479.90.85Lower: 17.5% vs 35%

If semiconductor clean compressors

Contamination-free wafer processing.

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Import Tips & Compliance

PTFE content declaration for chemical classification

Ring groove dimension matching