Disc Calculator Slide Mechanism
Brass slide track and cursor assembly for Aristo and Relo disc calculators used for multiplication/division. Provides frictionless logarithmic scale alignment. HTS 9017.90.01.60 part for mathematical calculating instruments.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If complete disc calculator
Assembled mathematical instruments classified separately from parts.
If generic brass slide without scales
Unmarked metal articles classified by material composition.
If resembles watch movement parts
Time-measuring instrument parts fall under Chapter 91.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Submit logarithmic scale photos proving calculating instrument function
• Specify disc diameter compatibility (e.g
• 8-inch, 10-inch models)
• Avoid 'clock mechanism' description that triggers Chapter 91 classification
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