Pressure Reducing Valve Spring from Mexico
High-tensile alloy steel compression spring that maintains set pressure in diaphragm-operated reducing valves for water systems. Calibrated for specific spring rates, classified as a valve part under HTS 8481.90.90.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify spring rate (lb/in) and material (17-7PH stainless) to avoid generic spring classification
• Pair with valve OEM documentation showing interchangeability
• Test for corrosion resistance if for aggressive media applications