Schedule B 8421.39.0105
Dust collection and air purification equipment for machine tools of headings 8456 through 8465, inclusive. This is the 10-digit Schedule B number, the U.S. export classification you report in the Electronic Export Information (EEI) filed through AESDirect. Abroad, your buyer's customs will classify the same product under the international HS code 8421.39 (the first six digits).
Code details
- Schedule B number
- 8421.39.0105
- Official description
- DUST COLLECTION AND AIR PURIFICATION EQUIPMENT FOR MACHINE TOOLS OF HEADINGS 8456 THROUGH 8465, INCLUSIVE
- Unit of quantity
- kilograms (KG)
- International HS code (6 digits)
- 8421.39
- Heading (4 digits)
- 8421— Centrifuges, including centrifugal dryers
- Chapter
- 84 — Nuclear reactors, boilers, machinery etc.; parts
- NAICS
- 333413
- Type
- Non-agricultural product
When do you need to file EEI with this code?
Under the Foreign Trade Regulations, you (or your freight forwarder) must file Electronic Export Information in AESDirect, reporting this Schedule B number, when:
- the value of the goods under this Schedule B number in one shipment is more than $2,500; or
- the goods need an export license, whatever their value; or
- the shipment goes to a destination or party for which the regulations always require EEI.
Shipments from the U.S. to Canada generally do not require EEI unless a license is needed. Always confirm the current rules in 15 CFR part 30 (sections 30.2, 30.36 and 30.37) and the product's export classification with the Bureau of Industry and Security.
Where the U.S. exports this product
U.S. exports of heading 8421 (centrifuges, including centrifugal dryers), which includes this code, were $12.4 billion in 2025. The largest markets:
- Canada: $2.6 billion
- Mexico: $1.8 billion
- China: $831 million
- France: $658 million
- Germany: $567 million
- Singapore: $435 million
States that ship the most: Illinois, Texas, California, Massachusetts, Michigan.
Open international tenders for this product
Tenders financed by the World Bank that are open now and mention products like this one (automatic match; always read the official notice). See all export opportunities →
- Sécurisation de l'accès au postes MT/BT de la CEET : Organisation de la gestion de l'accès aux postes de distribution et fourniture et installation des équipements
- Fourniture et Mise en Exploitation des équipements dans le cadre de la poursuite du Programme de Protection des Revenus
- Fourniture de matériels et équipements de sécurité dans l'aéroport de Toliara : machine traceur (marques de piste)
- Acquisition d’équipements pour l’extension du réseau de mesure de la qualité de l’air
Source: World Bank Procurement Notices, CC BY 4.0. Fromerica is not affiliated with the World Bank.
Other Schedule B numbers under HS 8421.39
- 8421.39.0115 — Dust collection and air purification equipment, n.e.s.o.i.
- 8421.39.0120 — Electrostatic precipitators, industrial gas cleaning equipment
- 8421.39.0130 — Industrial gas cleaning equipment, n.e.s.o.i.
- 8421.39.0140 — Gas separation equipment
- 8421.39.0160 — Pneumatic fluid power filters, rated at 550 kpa or greater
- 8421.39.0190 — Filtering or purifying machinery and apparatus for gases, n.e.s.o.i.
Source: U.S. Census Bureau, Schedule B (2026 edition), census.gov/foreign-trade/schedules/b. Descriptions are shown as published; the readable version above is Fromerica's formatting. Fromerica is an independent company, not affiliated with or endorsed by the Census Bureau. Classifying your product correctly is the exporter's responsibility: confirm the code with the official Schedule B search. This page is information, not legal or customs advice.
Data source and notes
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
- Export values: U.S. Census Bureau, International Trade data (census.gov/foreign-trade), free-alongside-ship (FAS) value in current U.S. dollars, not adjusted for inflation. Latest month available: July 2026. Retrieved 2026-09-26. Figures are shown as published, rounded for display (on a computer, hover over a table value to see the exact figure). The Census Bureau revises past months, and we refresh the data every month.
- Shares, year-over-year changes and rankings are Fromerica calculations based on these figures. Product names come from the Harmonized Tariff Schedule (U.S. International Trade Commission) heading for each 4-digit code.
- Fromerica is an independent company, not affiliated with any government agency. This page is for information only and is not legal, trade or investment advice.
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