Disc Calculator Slide Mechanism from Canada
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.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• 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