Monochrome CRT Phosphor Screen Backplate
Glass backplate with imprinted phosphor layer for monochrome cathode-ray tubes used in medical X-ray viewers. Excludes front panel per U.S. note definitions. Classified as other CRT parts in 8540.91.50.00.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for X-ray apparatus assembly
CRT components for medical X-ray equipment classify under Chapter 90 imaging parts.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide radiation safety certifications; declare phosphor type (P20/P31); differentiate from color front panel assemblies
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Fused glass-to-metal seal that hermetically connects the CRT base pins to the glass envelope while maintaining vacuum integrity. Custom frit composition for thermal matching. Classified 8540.91.50.00.