Regulator Clock Seconds Arbor Assembly from Mexico

Precision seconds wheel, arbor, and bearing jewels riveted assembly for high-accuracy regulator clocks. Classifies HTS 9114.90.30.00 as inseparably joined clock movement parts. Critical for 1-second beat accuracy.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Import Tips

Jewel count certification (17+ jewels typical for regulators),Beat rate documentation (true seconds vs dead beat),Material specs for hardened steel arbors