Of machines for assembling electric or electronic lamps, tubes or flashbulbs, in glass envelopes
Machines for assembling electric or electronic lamps, tubes or flashbulbs, in glass envelopes; machines for manufacturing or hot working glass or glassware; parts thereof: > Parts: > Of machines for assembling electric or electronic lamps, tubes or flashbulbs, in glass envelopes
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 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 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(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8475.90.10.00
Stem Press Mold for Electronic Tubes
Interchangeable mold for forming glass stems with lead wires in tube assembly presses. Classified under HTS 8475.90.10.00 for glass envelope tube machines. Allows quick changeovers for different tube types.
Flashbulb Gas Filling Injector
Injector for precise filling of flashbulb glass envelopes with high-pressure gases before sealing. Part of assembly machines in HTS 8475.90.10.00. Controls fill volume for consistent flash performance.
Mesa Alignment Stage for Lamp Assembly
Precision XY stage for aligning components inside glass envelope lamps during automated assembly. Under HTS 8475.90.10.00 for dedicated lamp machines. Micron-level accuracy for optical centering.
Quartz Pinch Seal Former
Heating and forming tool for creating pinch seals on quartz glass envelopes in high-intensity lamps. Specific part for assembly machines under HTS 8475.90.10.00. Handles high-melt temperatures for durable seals.
Anode Support Fixture for CRT Tubes
Fixture for holding and positioning anodes inside glass envelopes during cathode ray tube assembly. Under HTS 8475.90.10.00 for tube assembly machine parts. Maintains critical spacing for electron flow.
Exhaust Manifold for Lamp Evacuation Systems
Multi-port manifold distributing vacuum to multiple glass envelopes in batch lamp assembly. Part of evacuation machines under HTS 8475.90.10.00. Optimizes throughput in high-volume production.
Vacuum Sealing Station for Glass Envelope Lamps
This component is a specialized vacuum sealing station used in machines that assemble electric lamps with glass envelopes, ensuring airtight seals during the manufacturing process. It falls under HTS 8475.90.10.00 as a part of lamp assembly machines dedicated to handling glass envelopes for bulbs or tubes. The precision engineering prevents contamination and maintains vacuum integrity essential for lamp functionality.
Glass Envelope Filament Welding Arm
A robotic welding arm component for precisely attaching filaments inside glass envelopes during electric lamp assembly. Classified under HTS 8475.90.10.00 because it is a dedicated part of machines for assembling lamps or tubes in glass envelopes. It ensures accurate positioning and welding under controlled atmospheres.
Lead Wire Insertion Mechanism for Lamp Tubes
Precision mechanism for inserting and positioning lead wires into glass envelopes during electronic tube assembly. It is a part of machines under HTS 8475.90.10.00, specifically for assembling tubes or lamps in glass envelopes. Automation ensures alignment for subsequent sealing and evacuation.
Exhaust Tube Crimping Tool Assembly
Automated crimping tool for sealing exhaust tubes on glass envelope flashbulbs after gas evacuation. Falls under HTS 8475.90.10.00 as a part of flashbulb or lamp assembly machines. Critical for maintaining internal pressure and preventing leaks.
Getter Deposition Nozzle for Lamp Envelopes
Nozzle assembly for depositing getter materials inside glass envelopes to scavenge residual gases in vacuum lamps. Specifically a part of assembly machines under HTS 8475.90.10.00 for lamps or tubes. Ensures long-term vacuum maintenance in the finished product.
Glass Bulb Alignment Jig
Adjustable jig for precise alignment of glass bulbs in electronic lamp assembly lines. Classified as a part under HTS 8475.90.10.00 for machines assembling lamps in glass envelopes. Facilitates repeatable positioning for high-volume production.
Tip-Off Torch Head for Flashbulb Sealing
Hydrogen-oxygen torch head for tip-off sealing of glass envelopes in flashbulb assembly machines. Part of hot-working equipment under HTS 8475.90.10.00 for lamp/flashbulb production. Provides localized melting for clean seals.
Electrode Press Assembly for Vacuum Tubes
Hydraulic press for sealing electrodes into glass envelopes of vacuum tubes during assembly. Falls under HTS 8475.90.10.00 as a core part of tube manufacturing machines. Applies controlled pressure for hermetic seals.
Base Cementing Applicator Nozzle
Precision nozzle for applying adhesive cement to attach metal bases to glass envelope lamps. Part of assembly machines classified in HTS 8475.90.10.00. Ensures secure, vibration-resistant bonding.