Valve Stem Oil Seal from Mexico
Precision rubber seal fitted on engine valve stems to control oil flow into combustion chambers of automotive engines. Essential for Chapter 87 vehicles. HTS 4016.93.1020 as automotive oil seal.
Duty Rate — Mexico → United States
12.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify elastomer type (e.g
• fluorocarbon) and stem diameter for accurate duty assessment
• Bundle with valve train invoices only if proven automotive assembly