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Rigid Polycarbonate Vent Tubes

Polycarbonate rigid tubes under 200 mm for HVAC ventilation prototypes and electronics cooling. Under HTS 3917.29.00.50 as rigid tubes of other plastics (polycarbonate not ethylene/propylene).

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.1%+35.0%38.1%
🇲🇽Mexico3.1%+10.0%13.1%
🇨🇦Canada3.1%+10.0%13.1%
🇩🇪Germany3.1%+10.0%13.1%
🇯🇵Japan3.1%+10.0%13.1%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3917.40.00Higher: 40.3% vs 38.1%

If with integrated hose connectors

Attached fittings reclassify entire item per heading 3917 US note.

3920.99.50Higher: 40.8% vs 38.1%

If imported as non-tubular sheets or profiles

Other plates/films/sheets of plastics, even if later formed into tubes.

3926.90.99Lower: 22.8% vs 38.1%

If for industrial end-use as machine parts

Finished plastic articles not specifically tubes/pipes go to 3926.

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Import Tips & Compliance

• Use FTIR analysis reports for polymer ID to confirm classification

• Mark 'rigid' and exact lengths on invoices for CBP review

Related Products under HTS 3917.29.00.50

Acrylic Rigid Tubing Cutoffs

Polymethyl methacrylate (acrylic) rigid tubing pieces less than 200 mm long, used in aquariums, displays, and lab equipment. Falls under HTS 3917.29.00.50 for rigid tubes of other plastics, distinguished by predominant monomer unit per subheading notes.

Polystyrene Rigid Straw Tubes

Rigid polystyrene tubes less than 200 mm, used as industrial straws or sample transport in labs. HTS 3917.29.00.50 applies to rigid tubes of styrene polymers as 'other plastics'.

Nylon Rigid Capillary Tubes

Rigid polyamide-6 (nylon) capillary tubes <200 mm for medical fluid transfer and instrumentation. Classified 3917.29.00.50 for rigid tubes of other plastics like polyamides.

Polypropylene Short Rigid Pipes

Wait, no—PP is 3917.22. But for copolymer blends where PP <95%, short rigid polypropylene-blend pipes <200 mm for chemical transport. Fits 3917.29.00.50 per note (a)(4) predominant monomer rule.

Rigid Fluoropolymer Tubes

Rigid PVDF (polyvinylidene fluoride) tubes <200 mm for corrosive chemical handling. HTS 3917.29.00.50 as rigid tubes of other plastics (fluoropolymers).

ASA Rigid Plumbing Stubs

Acrylonitrile-styrene-acrylate (ASA) copolymer rigid stubs <200 mm for outdoor plumbing. 3917.29.00.50 for rigid other plastics copolymers.