Pulse Detonation Engine Valve Grid from Japan
Rapid-response valve grid enabling pulsed detonation cycles in experimental pulse detonation rocket engines for hypersonic propulsion. Advanced reaction engine part under HTS 8412.90.9050.
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
• High-cycle fatigue test data (>10,000 cycles) and detonation pressure specs prove PDE function
• Reference experimental propulsion program documentation for classification support
• Experimental status may qualify for duty-free import under HTSUS Chapter 98 provisions