Chapter 39 · Plastics and articles thereof · Section 7
HS Code 3917.40
Fittings
Heading 3917: Tubes, pipes and hoses and fittings therefor (for example, joints, elbows, flanges), of plastics
US HTS + UK Tariff v4.0.1633 · updated 2026-10-21 · sources
Rates on this page are the official published schedule rates, shown for information. This is not a customs ruling: preference programs, Section 232/301 surcharges and per-shipment fees can change what you actually pay.
United States - HTS lines under 3917.40
Source: official Harmonized Tariff Schedule (USITC). "General" is the normal-trade-relations rate; "Special" lists preference programs; "Other" is the column-2 rate. Additional Section 232/301 duties may apply on top.
| HTS code | Description | General | Special | Other | Unit |
|---|---|---|---|---|---|
| 3917.40.00 |
Other > Other > Fittings 7 statistical lines (10-digit)
|
5.3% | Free (A,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 80% | kg |
Estimate the US duty runs in your browser · no caps
Enter the customs value (and quantity, when a rate is per-unit) to estimate the general-rate duty per HTS line. Estimates exclude Section 232/301 surcharges, MPF/HMF and fees. Not a customs ruling.
European Union - CN codes under 3917.40
Source: EU Combined Nomenclature (Eurostat, © European Union, reused per Decision 2011/833/EU). Duty rates and measures live in TARIC; each code links to the official consultation.
| CN code | Description | |
|---|---|---|
| 3917 40 00 | Fittings | EU duty (TARIC) → |
United Kingdom - commodity codes under 3917.40
Source: UK Integrated Online Tariff (Open Government Licence v3.0). Declarable 10-digit codes go on the customs declaration; check the official page for the current duty and VAT measures.
| Commodity code | Description | |
|---|---|---|
| 3917 40 00 00 | Fittings | UK duty & VAT → |
| 3917 40 00 10 | For use in civil aircraft | UK duty & VAT → |
| 3917 40 00 20 | Plastic fittings (kit of nuts and ferrules or nuts) and connectors: -threaded, -supported with or without a stainless steel ring, -suitable for a maximum working pressure rate of 2,7 MPa or more but not more than 114 MPa, for tubings with: -outer diameter of 0,33 mm or more but not more than 3,3 mm, -suitable for a maximum working pressure rate of 2,7 MPa or more but not more than 114 MPa, -suitable for all solutions used in chromatography, for use in the production of chromatographic systems | UK duty & VAT → |
| 3917 40 00 91 | Plastic connectors containing O-rings, a retainer clip and a release system for insertion into car fuel hoses | UK duty & VAT → |
| 3917 40 00 99 | Other | UK duty & VAT → |
Nearby codes in heading 3917
The subheadings immediately before and after 3917.40 in chapter 39.
Sources: U.S. International Trade Commission, Harmonized Tariff Schedule (public domain) · EU Combined Nomenclature © European Union, Eurostat (Decision 2011/833/EU) · UK Integrated Online Tariff, contains public sector information licensed under the Open Government Licence v3.0. Data refreshed weekly. Details on About & Data Sources.
Frequently asked questions
Common questions about HS code 3917.40.
What is HS code 3917.40?
HS code 3917.40 covers: Fittings. It belongs to chapter 39 (Plastics and articles thereof) of the Harmonized System.
What is the US import duty for HS code 3917.40?
The US general (normal trade relations) rate is: 5.3%. Preference programs and Section 232/301 surcharges can change the effective rate; see the HTS lines for detail.
What is the UK commodity code for 3917.40?
The UK extends 3917.40 to 5 declarable 10-digit commodity codes, starting with 3917400000. The full code goes on the UK customs declaration.