Four-Bolt Flange Take-Up Bearing Unit
A four-bolt flange take-up bearing unit is a flanged take-up housing with a plain bearing, designed for adjustable shaft positioning in HVAC fans. It supports thermal expansion in ductwork, providing reliable and adjustable shaft support. This product falls under tariff item 8483.30.00 as a bearing housing not incorporating ball or roller bearings, specifically a flange or take-up unit.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
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No agency flag on this HTS number in the CBSA Single Window matching criteria.
CBSA Single Window matching criteria, unknown
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the take-up unit incorporates ball or roller bearings
Bearing housings with ball or roller bearings are classified under a different subheading.
If imported as a part of a take-up unit
Parts of bearing housings are classified under parts of transmission components.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the unit does not contain ball or roller bearings to maintain classification under this tariff item
• Document the take-up travel and flange dimensions for customs declaration
• Consider whether the unit is part of an HVAC system, which may affect classification
Related Products under Tariff item 8483.30.00
Acetal Resin Sleeve Bearing
A low-friction acetal homopolymer sleeve bearing for precision instrumentation and office equipment. It is a plain shaft bearing, classified under tariff item 8483.30.00, as it does not incorporate ball or roller bearings.
Adjustable Diamond Flange Ball Bearing Unit
An adjustable diamond-pattern flanged ball bearing unit with slotted bases, designed for precise alignment in HVAC fans. The slotted adjustment accommodates thermal expansion of the shaft. It is classified under tariff item 8483.30.00 as a bearing housing not incorporating ball or roller bearings, with the ball bearing unit being a component of the housing assembly.
Adjustable Flange Mount Plain Bearing Unit
An adjustable flange mount plain bearing unit is a flanged housing with a plain bushing bearing, designed for shaft mounting in packaging machinery. The slotted flange enables fine alignment adjustments, making it suitable for precise applications. This product falls under tariff item 8483.30.00 as a bearing housing not incorporating ball or roller bearings, specifically a flange unit with plain shaft bearings.
Adjustable Take-Up Flange Unit
An adjustable take-up flange unit combines a take-up bearing housing with a flange mounting, incorporating plain shaft bearings to support and align rotating shafts. It is designed for precise shaft alignment in applications such as paper mills and textile machinery, where belt tension and shaft position adjustments are critical. This product falls under tariff item 8483.30.00 as a bearing housing not incorporating ball or roller bearings, specifically a take-up flange unit with plain shaft bearings.
Aluminum-Bronze Flanged Bushing
An aluminum-bronze flanged plain bushing for marine propulsion shafting, designed to resist corrosion in saltwater. It is a plain shaft bearing under tariff item 8483.30.00, with an integral flange to prevent axial movement.
Bronze Bushing for Industrial Machinery
A cylindrical bronze plain shaft bearing designed to reduce friction between rotating shafts and housings in heavy industrial equipment such as conveyors and pumps. It is classified under tariff item 8483.30.00 as a plain shaft bearing.