Cellulose Fiber Washers for Plumbing Fixtures from Mexico
Washers cut from cellulose wadding or fiber webs, used in plumbing assemblies to create watertight seals around faucets and valves. Classified under HTS 4823.90.8000 as shaped cellulose fiber articles functioning as seals, separate from plastic or metal washers.
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
• Provide supplier specs confirming cellulose wadding base material and burst strength suitable for sealing
• Label shipments clearly as 'paper/cellulose seals' to prevent confusion with Chapter 39 plastic articles