Cleanroom Pneumatic Nitrogen Purge Valve Assembly

Pneumatic pressure-reducing valve assembly for nitrogen purge systems in semiconductor cleanrooms, controlling purge gas pressure for wafer handling and storage cassettes. HTS 8481.10.00.60 for other pneumatic fluid power pressure-reducing valves in fab support systems.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2%+35.0%37%
🇲🇽Mexico2%+10.0%12%
🇨🇦Canada2%+10.0%12%
🇩🇪Germany2%+10.0%12%
🇯🇵Japan2%+10.0%12%

Alternative Classifications

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

8481.80.30Higher: 40.6% vs 37%

If manual handwheel operated rather than pneumatic

Manual control valves classify separately from pneumatic actuation

7309.00.00Lower: 35% vs 37%

If simple stainless tube fittings without actuation

Unassembled pipe fittings exclude powered control mechanisms

8479.89.65Lower: 20.3% vs 37%

If when integrated into complete cleanroom gas panel

Complete semiconductor cleanroom machinery assemblies classify differently

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Require 100% helium leak tested assemblies; specify cleanroom-compatible lubricants; include SEMATECH cleaning protocol certification

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