Disc Calculator Slide Mechanism from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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