Stem Press Mold for Electronic Tubes
> Interchangeable mold for forming glass stems with lead wires in tube assembly presses. This mold allows quick changeovers for different tube types. It is classified as a part for glass envelope tube machines.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the mold is used in a general-purpose glass forming machine
General-purpose machinery parts may be classified under heading 84.79.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• > Document the mold's specific use in tube assembly presses to support classification
• If the mold is a general-purpose glass-forming mold, it may be classified under heading 84.79
• Verify if the mold is eligible for duty relief under machinery programs
Related Products under Tariff item 8475.90.00
Anode Support Fixture for CRT Tubes
> Anode support fixture designed to hold and position anodes inside glass envelopes during cathode ray tube assembly. This fixture maintains critical spacing for electron flow, ensuring proper tube function. It is a dedicated part of machines used for assembling electric tubes in glass envelopes.
Base Cementing Applicator Nozzle
> Precision nozzle for applying adhesive cement to attach metal bases to glass envelope lamps. This nozzle is part of assembly machines that secure bases onto lamp envelopes, ensuring vibration-resistant bonding. It is specifically designed for lamp assembly equipment.
Electrode Press Assembly for Vacuum Tubes
> Hydraulic press assembly for sealing electrodes into glass envelopes of vacuum tubes during assembly. This press applies controlled pressure to create hermetic seals, essential for tube integrity. It is a core part of tube manufacturing machines.
Exhaust Manifold for Lamp Evacuation Systems
> Multi-port manifold distributing vacuum to multiple glass envelopes in batch lamp assembly. This manifold optimizes throughput in high-volume production by allowing simultaneous evacuation. It is a part of evacuation machines used in lamp manufacturing.
Exhaust Tube Crimping Tool Assembly
> Automated crimping tool for sealing exhaust tubes on glass envelope flashbulbs after gas evacuation. This tool is critical for maintaining internal pressure and ensuring flashbulb reliability. It is a dedicated part of flashbulb assembly machines.
Flashbulb Gas Filling Injector
> Injector for precise filling of flashbulb glass envelopes with high-pressure gases before sealing. This injector controls fill volume for consistent flash performance. It is a part of assembly machines for flashbulbs.