Mitsubishi Diamondtron 38-inch CRT Tube M4193 from Japan
Precision 38-inch Diamondtron CRT tube with aperture grille technology for computer monitors and TVs, video diagonal over 36 cm. Falls under HTS 8540.60.00.80 as a cathode-ray tube designed for high-resolution video display via electron excitation of phosphors. Known for superior geometry and focus in vintage high-end displays.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Measure visible faceplate diagonal precisely per HTS US note to avoid size misclassification; provide evidence of aperture grille construction; declare as tube only, not assembled monitor to prevent higher duties