Other
Thermionic, cold cathode or photocathode tubes (for example, vacuum or vapor or gas filled tubes, mercury arc rectifying tubes, cathode-ray tubes, television camera tubes); parts thereof: > Parts: > Other: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 8540.99.80.00
Electron Gun Subassembly for TV CRT
Modular electron gun subassembly for television cathode-ray tubes, including cathodes, grids, and focusing electrodes. HTS 8540.99.8000 covers this as 'other' CRT parts essential for beam formation and deflection. Used in restoration of classic CRT televisions.
Phosphor Coated CRT Implosion Band
Steel band with phosphor coating applied for edge lighting in CRTs, providing structural integrity against implosion while contributing to screen glow. HTS 8540.99.8000 for other CRT parts combining mechanical and phosphor functions. Used in large-screen televisions.
Monochrome CRT Anode Cap Assembly
High-voltage anode cap with resistor and spring contact for monochrome cathode-ray tubes in oscilloscopes and instruments. Classified HTS 8540.99.8000 as other CRT parts handling high-voltage connections. Prevents arcing in high-precision applications.
Gettering Ring Assembly for CRT
Barium gettering ring assembly that activates during CRT sealing to absorb residual gases, maintaining vacuum integrity. Falls under HTS 8540.99.8000 as essential 'other' CRT parts for tube life extension. Used in all vacuum tube manufacturing.
CRT Purity Glass Sample Disc
Small glass disc with phosphor coating used during CRT manufacturing to check glass purity and contamination levels. HTS 8540.99.8000 for specialized test parts of cathode-ray tubes. Quality control essential for production lines.
High-Voltage CRT Bleeder Resistor
Specialized 10MΩ bleeder resistor mounted internally in CRTs to safely discharge high-voltage anode after power-off. Classified HTS 8540.99.8000 as integral CRT safety parts. Prevents electrical shock during service.
CRT Internal Magnetic Shielding
Mu-metal internal shielding sheet placed between CRT electron gun and deflection area to prevent external magnetic interference. HTS 8540.99.8000 for other specialized CRT components maintaining image purity. Essential for computer monitors.
Focus Electrode Assembly
Multi-element electrostatic focus electrode stack for CRT electron guns, precisely shaping beam spot size for sharp images. Falls under HTS 8540.99.8000 as precision CRT parts. Used in professional graphics monitors.
CRT Spacer Band Tooling
Specialized tooling bands used during CRT manufacturing to maintain precise glass-to-glass spacing before frit sealing. HTS 8540.99.8000 covers production-specific CRT parts. Reusable in high-volume tube factories.
Static Convergence Magnet Assembly
Rare-earth magnet assembly mounted permanently inside CRTs for static electron beam convergence adjustment. Classified HTS 8540.99.8000 as integral CRT image correction parts. Factory-set during tube production.
CRT Neck Extender Sleeve
Precision glass or ceramic sleeve extending CRT neck for custom electron gun positioning in specialized applications. HTS 8540.99.8000 for other tube structural parts. Used in medical and scientific CRTs.
Sony Trinitron CRT Neck Assembly
The neck assembly for Sony Trinitron cathode-ray tubes contains the electron gun structure that generates and directs electron beams onto the phosphor screen to create images. It falls under HTS 8540.99.8000 as a part of cathode-ray tubes, specifically designed for vintage television and monitor repair. This component is essential for focusing and accelerating electrons in CRT operation.
Shadow Mask Frame for Color CRT
A precision metal frame holding the shadow mask in color cathode-ray tubes, ensuring accurate color phosphor excitation by electron beams. Classified under HTS 8540.99.8000 as 'other' parts of CRTs not specified elsewhere. Critical for high-resolution image quality in older TVs and displays.
CRT Deflection Yoke Holder
Plastic or ceramic holder for mounting deflection yokes on CRT necks, aligning magnetic fields for electron beam scanning. Falls under HTS 8540.99.8000 as unspecified CRT parts critical for horizontal/vertical deflection. Common in consumer television repair.
CRT Socket with Pin Contacts
Ceramic base socket with 19-pin gold-plated contacts for CRT neck board connections, providing filament and grid power. HTS 8540.99.8000 covers these specialized tube sockets as CRT parts. Standard for consumer and professional CRTs.