Mica Vacuum Tube Spacers from Japan
Mica vacuum tube spacers are stamped washers and spacers made from worked mica, used to insulate electrodes in vacuum tubes for radios and amplifiers. They are precision-cut to fit specific tube designs and provide thermal and electrical insulation. These spacers are classified under tariff item 6814.90.00 as articles of worked mica.
Duty Rate — Japan → Canada
0%
Import Tips
• Confirm the spacers are not part of a complete vacuum tube, which would be classified under Chapter 85
• Provide detailed drawings and material certifications to CBSA
• Check if the spacers meet any specific electrical standards for vintage electronics