Spacecraft Panel Clock 52mm from Japan
52mm radiation-resistant clock for spacecraft instrument panels, featuring specialized quartz movement over 50mm valued at under $10 for mass production units. Classifies under HTS 9104.00.20.00 for spacecraft clocks of this type and size. Used in satellite timing systems.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide NASA/ESA-equivalent specs proving spacecraft use and radiation tolerance
• Document prototype vs production status to maintain under-$10 valuation
• Exclude from general parts if movement independently regulates time per chapter notes