Observatory Telescope Drive Gearbox from Mexico
Precision manual speed changer for observatory telescope tracking with handwheel ratio selection. Extremely low backlash for sidereal tracking accuracy. HTS 8483.40.50 classification for astronomical applications.
Duty Rate — Mexico → United States
12.5%
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
• Specify tracking accuracy (<1 arcsecond) and periodic error specs
• Include temperature compensation documentation for -20°C to +40°C range
• Avoid classification under 9005 as optical instrument parts when mechanically separable