Agglomerated Cork Valve Stem Washers from Mexico
Small annular washers of agglomerated cork fitted around valve stems in automotive and hydraulic systems for sealing. HTS 4504.10.47.00 as 'other' washers from cork disks or cylinders. Provides vibration damping and leak prevention.
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
• Automotive importers need DOT compliance if for road vehicles
• Specify durometer hardness for customs material verification
• Avoid classifying fiber-reinforced versions under Chapter 59