Slide Rule Cursor Assembly from Mexico
Precision glass cursor replacement for slide rules classified under 9017.20.80, featuring hairline index for accurate calculations. The cursor slides smoothly along rule staves for reading scales. Falls under 9017.90.0136 as a dedicated part for mathematical calculating instruments.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify glass quality and hairline precision in docs; vintage instrument parts may need historical context; avoid Chapter 39 if metal frame dominant