Brass Swing Check Valve 1/2 Inch from Japan
A 1/2-inch brass swing check valve designed to prevent backflow in low-pressure plumbing systems, featuring a hinged disc that swings open with forward flow and closes against reverse flow. Classified under HTS 8481.30.10.10 as a copper check valve with pressure rating under 850 kPa, ideal for residential water lines and irrigation. Its copper alloy construction ensures corrosion resistance in non-industrial applications.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify pressure rating certification below 850 kPa and copper alloy composition (at least 58% copper) via material test reports to avoid reclassification
• Include detailed technical specs like size, flow rate, and end connections in commercial invoices for CBP review