</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Pyrex Glass Tubing for Industrial Thermowells from Japan

Pyrex-brand borosilicate unworked glass tubes for fabricating protective thermowells in industrial sensors. HTS 7002.39.00 for other unworked tubes, resistant to thermal shock for harsh environments. Used in chemical plants and refineries.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Trademark Pyrex requires origin verification; generic borosilicate needs composition docs

Specify pressure/temperature ratings in commercial invoices for accurate valuation

Avoid pre-threading or metal insertion, which creates instrument parts under 9026

Pyrex Glass Tubing for Industrial Thermowells from Japan — Import Duty Rate | HTS 7002.39.00