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PTFE Threaded Adapter Fitting

A male-to-female threaded adapter from polytetrafluoroethylene (PTFE) for corrosive chemical lines. 3917.40.00.95 for other plastic fittings. Chemically inert material.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
πŸ‡¨πŸ‡³China5.3%+37.5%42.8%
πŸ‡²πŸ‡½Mexico5.3%+10.0%15.3%
πŸ‡¨πŸ‡¦Canada5.3%+10.0%15.3%
πŸ‡©πŸ‡ͺGermanyFree+10.0%10%
πŸ‡―πŸ‡΅JapanFree+12.5%12.5%

Alternative Classifications

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

3926.90.99Lower: 25.3% vs 42.8%

If medical/pharma equipment parts

Device-specific fittings under other articles.

3917.40.00.50Same rate: 42.8%

If statistical threaded fitting category

Threaded fittings may have specific stats suffixes.

7307.23Lower: 17.5% vs 42.8%

If stainless steel NPT threads

Metal threaded fittings in Chapter 73.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code β€” and can price the duty on it in the same conversation.

Import Tips & Compliance

β€’ Certify virgin PTFE (95%+ monomers) per polymer note

β€’ Include chemical resistance charts

β€’ Distinguish from medical device parts