2.8 mm Lock Wire High Carbon from China
High-carbon 0.65% C round lock wire 2.8 mm diameter, uncoated, for safety wiring in aviation and aerospace. Prevents loosening of fasteners under vibration. HTS 7217.10.80.90: nonalloy round wire ≥1.5 mm, ≥0.6% carbon.
Duty Rate — China → United States
35%
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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Import Tips
• Aerospace Material Specification (AMS) 5688 or equivalent certification mandatory for airworthiness
• Stainless versions common; confirm nonalloy chemistry to avoid 7223 classification
• Galvanized versions exist; uncoated status must be verified by coating weight tests