CV4010/6005W Audio Triode from Mexico
The CV4010 (military 6005W) is a ruggedized dual triode vacuum tube for aircraft communication systems. Classified under HTS 8540.89.00.40 for its thermionic construction designed for high-vibration environments. Features chrome-dome glass for durability.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include military part number cross-references and vibration/shock specifications
• Declare chrome glass envelope and special base construction features
• Provide evidence of extended temperature range (-55°C to +100°C) operation