Pressure Release Valve for Sphygmomanometer from China
Precision screw-type valve allowing controlled cuff deflation during blood pressure auscultation, mounted on bulb or gauge. Ensures gradual pressure drop for accurate diastolic reading. HTS 9018.90.50.40 for such parts.
Duty Rate — China → United States
10%
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
• Leak rate specifications (e.g
• 2-3 mmHg/sec) critical for approval
• Brass vs plastic construction affects material declarations
• O-ring seals require chemical composition listing