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8481.90.90/Cryogenic LNG Valve Packing Gland/Mexico

Cryogenic LNG Valve Packing Gland from Mexico

PTFE and graphite composite packing gland for cryogenic valves handling LNG at -196°C in tanker and storage systems. Compresses sealing rings around stem, under HTS 8481.90.90 as a valve part.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Provide cryogenic test data (-196°C leak rates) to confirm specialized function

• Material Safety Data Sheets essential for composite packing materials

• Declare exact stem diameter compatibility to prove dedicated design