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Acetal Copolymer Tubing from Japan

POM acetal copolymer tubing for precision fluid handling in machinery. HTS 3917.32.00 as unreinforced plastic hose, no combinations or fittings. Copolymer classified by predominant formaldehyde unit.

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

Monomer analysis per note (a)(4) essential for copolymer verification

Dimensional tolerances docs prevent 'parts' misclassification

Homopolymer vs copolymer distinction affects exact subheading