Hydraulic Needle Flow Control Valve from Japan
Needle valves provide fine adjustment of hydraulic flow through tapered needle mechanisms. As flow control type for oleohydraulic transmissions, classified in HTS 8481.20.00.40 for precision machinery.
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
• Calibrate and certify adjustment range (typically 0.01-1 GPM) for verification
• Use protective caps on adjustment ports during shipping to prevent contamination
• Distinguish from shutoff valves by documenting graduated flow adjustment capability