Steel Watch Crown Tube from Mexico
Threaded stainless steel tube that receives the winding crown stem in watch cases. Provides waterproof sealing via O-ring compression. Essential HTS 9112.90.00.00 watch case part under Chapter 91.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Thread pitch specifications (0.9mm standard) prove watch compatibility
• O-ring groove dimensions distinguish from general fittings
• Avoid 8483 classification by excluding pump/piping functionality