Cartridge Ball Bearing Insert Unit
Cartridge-style ball bearing units are sealed inserts that fit into larger housings, used in mining equipment and heavy machinery for easy replacement. They feature double-lip seals and eccentric locking collars. Classified in HTS 8483.20.4040 for cartridge housed ball bearing units.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If incorporating roller bearings in cartridge design
Ball vs roller distinction primary; rollers move to parallel 8483.20.50 roller subheading.
If specifically parts of industrial fans or blowers
End-use parts for specific Chapter 84 machines (pumps/fans) may take precedence over general housed bearing.
If for injection molds using similar housed bearings
Mold components with precision bearings classified by molding machine heading in 8480.
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Import Tips & Compliance
• Include interchangeability data with major brands (SKF, Timken) to support valuation and classification
• Ensure RoHS compliance declaration for electronics-adjacent machinery imports
Related Products under HTS 8483.20.40.40
Pillow Block Ball Bearing Housing Unit
A pillow block unit consists of a mounted ball bearing housed in a cast iron or steel housing with a pillow-shaped base for easy bolting to machinery frames. It incorporates sealed deep groove ball bearings for smooth rotation and is designed for supporting shafts in conveyor systems and agricultural equipment. Classified under HTS 8483.20.4040 as a housed bearing unit incorporating ball bearings, specifically a flange or take-up type.
Four-Bolt Flange Ball Bearing Unit
This flange-mounted ball bearing unit features a square four-bolt flange housing with pre-lubricated insert ball bearings, ideal for high-speed shaft support in pumps and fans. The self-aligning design compensates for minor shaft misalignment. It qualifies under HTS 8483.20.4040 for flange units incorporating ball bearings.
Take-Up Ball Bearing Housing Unit
Take-up units with ball bearings allow for shaft adjustment in conveyor belt tensioning systems, featuring cast iron housings and corrosion-resistant inserts. They incorporate angular contact ball bearings for axial load handling. Falls under HTS 8483.20.4040 as take-up housed bearings with ball elements.
Hanger Ball Bearing Unit
Ceiling or wall-mounted hanger ball bearing units support horizontal shafts in overhead conveyor systems, with lightweight aluminum or steel housings and solid lube ball bearings. Designed for low-vibration operation. HTS 8483.20.4040 covers hanger units incorporating ball bearings.
Heavy-Duty Cast Iron Ball Bearing Cartridge
Heavy-duty cartridge ball bearing units in cast iron housings withstand shock loads in crushers and ball mills, with triple-lip labyrinth seals and tapered roller-ball hybrid inserts. Specifically for 8483.20.4040 cartridge units with ball bearings.
Adjustable Flange Ball Bearing Take-Up
Combination flange take-up ball bearing units offer both mounting flexibility and tension adjustment for conveyor and elevator shafts. Equipped with high-capacity ball bearing inserts and stainless steel baffles. Meets HTS 8483.20.4040 for multi-function housed ball bearing units.