Wear Ring for Pneumatic Piston

Lubricated polymer wear ring (e.g., PTFE composite) that guides pistons in pneumatic cylinders, preventing metal-to-metal contact. Falls under HTS 8412.90.90.35 as other parts of pneumatic power motors.

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 sold as generic industrial plastic rings without pneumatic designation

Other plastic articles classify under Chapter 39 unless specific function in power engines is proven.

4016.93Lower: 12.5% vs 35%

If rubber-reinforced composite construction

Articles of rubber or rubberized textiles shift to Chapter 40 based on predominant material.

8484.90.00.00Higher: 37.5% vs 35%

If used in place of traditional gasket/sealing sets

Gaskets and similar static seals classify under 8484 regardless of power system application.

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Import Tips & Compliance

Provide lubrication specs and operating pressure ratings in documentation; RoHS compliance certs needed for EU re-export; pitfall: classifying as general plastic articles