Silico-Manganese Alloy Steel Lock Wire from Mexico
Soft annealed silico-manganese steel wire used for safety wiring in aerospace and machinery to secure fasteners. Classified HTS 7229.20.00.90 as other silico-manganese wire, with alloy ensuring kink resistance and consistent diameter. Critical for vibration-prone assemblies.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide annealing cert and elongation tests; declare aerospace specs like MS20995; watch diameter tolerances for statistical reporting