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
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Jewel count certification (17+ jewels typical for regulators),Beat rate documentation (true seconds vs dead beat),Material specs for hardened steel arbors