Copper Spring Check Valve 3/4 Inch from Mexico
A 3/4-inch copper spring-loaded check valve for preventing reverse flow in hydronic heating systems and potable water pipes, using a spring to seat the poppet. Falls under HTS 8481.30.10.10 due to its copper construction and low-pressure rating under 850 kPa. Compact design suits tight spaces in HVAC and residential installations.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label products clearly as 'low-pressure check valves' and provide max PSI rating (under 123 psi equiv. to 850 kPa) on packaging
• Comply with NSF/ANSI 61 standards for potable water use; include certification docs to speed customs clearance
• Avoid misdeclaration as brass if pure copper to match exact HTS copper definition