Threaded Copper Check Valve 1-1/4 Inch from Japan
Threaded-end copper check valve preventing backflow in commercial plumbing, with a disc mechanism for quiet operation. Falls under HTS 8481.30.10 for its copper construction and nonreturn function in pipes and vats. Suitable for sump pumps and drainage systems.
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
• Include thread standard (NPT vs BSP) in invoices to prevent compatibility issues at entry
• Comply with Lead-Free Plumbing Law (NSF 372) via certifications for U.S. market
• Watch for reclassification if weight suggests steel core; require XRF analysis