Wind Turbine Multi-Stage Gearbox Spacer Ring from Mexico
Hardened steel ring maintaining precise axial spacing between gear stages in compound wind turbine gearboxes, critical for gear mesh alignment. Falls under HTS 8483.90.50.20 as essential internal part of wind turbine speed changers.
Duty Rate — Mexico → United States
27.5%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Provide gear stage layout drawings showing spacer critical dimensions
• Certify hardness (HRC 58-64) and straightness tolerances (<0.02mm/100mm)
• Avoid general 'ring' classification (7326) by documenting transmission function