High-Voltage CRT Bulb Shell
An open glass bulb shell for high-voltage cathode-ray tubes in industrial oscilloscopes, without base fittings. Fits HTS 7011.20.85.40 as other open envelopes/parts for CRTs. Built to withstand deflection yoke pressures.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If photographic flash or UV lamp bulbs of similar design
Bulbs for other light sources have separate provisions in 7011.20.
If float glass frame with reflecting layer for mirrors
Special glass with coatings for reflection is 7009, not CRT envelopes.
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Import Tips & Compliance
• Certify pressure resistance ratings in supporting docs for customs review
• Segregate by voltage class to match correct subheading if applicable
• Consider bonded warehousing for just-in-time delivery to assemblers
Related Products under HTS 7011.20.85.40
Glass CRT Neck Tube
A precision-formed glass tube serving as the neck section of a cathode-ray tube (CRT) envelope, open at one end for electron gun attachment. It falls under HTS 7011.20.85.40 as an open glass part specifically for CRTs, without any fittings. These components ensure vacuum sealing and electron beam alignment in older display technologies.
CRT Faceplate Glass Blank
An open-ended cylindrical glass blank intended for final processing into the faceplate of a cathode-ray tube, providing the viewing screen surface. Classified in HTS 7011.20.85.40 as an unfinished open glass part for CRTs without fittings. It supports phosphor coating and electron beam interaction in television or monitor CRTs.
CRT Cone Glass Section
A tapered open glass cone component that connects the neck to the faceplate in CRT envelopes, essential for beam focusing. It is categorized under HTS 7011.20.85.40 as other open glass parts for cathode-ray tubes, excluding bulbs or those with fittings. Used in oscilloscope and radar display CRTs.
Open CRT Envelope Cylinder
A seamless open cylindrical glass envelope body for cathode-ray tubes, prior to sealing or fitting attachment, used in X-ray or medical imaging CRTs. Falls under HTS 7011.20.85.40 as other glass parts for CRTs. Designed for high vacuum integrity and electron deflection.
Precision CRT Stem Tube
A narrow open glass stem tube for mounting electrodes in CRT electron guns, without pins or fittings. Classified in HTS 7011.20.85.40 for other open CRT glass parts. Critical for maintaining vacuum seals in monochrome or color CRT assemblies.
CRT Phosphor Screen Glass
Open-ended glass substrate prepped for phosphor deposition in CRT faceplates, used in avionics displays. Under HTS 7011.20.85.40 as other glass parts for cathode-ray tubes, open and without fittings. Ensures high-resolution imaging through precise thickness control.