Civil Aircraft Heading Reference System Flux Valve from Germany
Three-axis flux valve providing magnetic heading data to civil aircraft inertial reference systems for navigation. Classified HTS 9014.90.20.40 as component of 9014.20.80 direction finding compasses. Fluid-damped construction minimizes aircraft heading oscillations.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include magnetic declination correction algorithms and sensor alignment procedures in technical files
• Provide ARINC 719 flux valve interface specifications linking to approved heading systems
• Document civil aircraft installation prevents general sensor classification