Pneumatic Vacuum Pump Exhaust Pressure Control Valve from Germany
Pneumatic pressure-reducing valve installed on semiconductor vacuum pump exhaust lines to control backpressure and protect roughing pumps during chamber pump-down cycles. HTS 8481.10.00.60 classification for other pneumatic fluid power pressure-reducing valves in fab vacuum systems.
Duty Rate — Germany → United States
12%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify corrosion-resistant materials for pump oil vapor exposure; include vibration isolation mounting provisions; ensure fast response time for pressure transients