Other
Transmission shafts (including camshafts and crankshafts) and cranks; bearing housings, housed bearings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed changers, including torque converters; flywheels and pulleys, including pulley blocks; clutches and shaft couplings (including universal joints); parts thereof: > Housed bearings, incorporating ball or roller bearings: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 8483.20.80
Pillow Block Ball Bearing Housing
A mounted pillow block housing that incorporates a ball bearing for supporting rotating shafts in industrial machinery. It falls under HTS 8483.20.80 as a housed bearing incorporating ball or roller bearings, specifically in the 'other' category excluding flange, take-up, and cartridge types. These units provide easy installation and alignment for conveyor systems and motors.
Four-Bolt Flange Roller Bearing Housing
Heavy-duty four-bolt flange housing incorporating roller bearings for high-load applications in pumps and fans. While flange types have specific provisions, certain heavy industrial variants fall under HTS 8483.20.80 'other' based on detailed design. Used in petrochemical processing equipment.
Corrosion-Resistant Stainless Steel Bearing Housing
All-stainless pillow block with ball bearings for food and pharmaceutical processing lines. Falls under HTS 8483.20.80 as other housed bearings suited for washdown environments. Meets 3A sanitary standards.
Crystal Grinder Wafer Bearing Housing
Specialized housed ball bearing for semiconductor crystal grinders that shape silicon boules to wafer diameter. Classified HTS 8483.20.80 as other housed bearings used in wafer manufacturing equipment per statistical notes. Ensures flatness indication grinding.
Wafer Slicing Saw Spindle Bearing
Housed angular contact ball bearing for inner diamond wafer slicing saw spindles in semiconductor fabs. HTS 8483.20.80 'other' for specialized housed designs in boule slicing equipment. Maintains micron-level thickness control.
Mining Conveyor Idler Bearing Housing
Sealed pillow block bearings for heavy-duty mining conveyor idlers handling ore transport. HTS 8483.20.80 other housed bearings designed for abrasive environments. Features grease purge systems.
Wind Turbine Pitch Bearing Housing
Large housed slewing bearing for wind turbine blade pitch control mechanisms. Classified HTS 8483.20.80 as other for non-standard housed configurations. Supports dynamic blade positioning.
Precision Robot Arm Bearing Unit
Compact housed thin-section bearing for industrial robot arm joints. HTS 8483.20.80 other for automation applications requiring minimal backlash. Cross-roller configuration common.
Cryogenic Liquid Pump Bearing Housing
Low-temperature housed ball bearing for LNG cryogenic pumps. HTS 8483.20.80 other housed for extreme environment applications. Special lubricants for -196°C operation.
Take-Up Ball Bearing Unit
Adjustable take-up bearing housing with integrated ball bearings used in belt tensioning for conveyor systems. Classified under HTS 8483.20.80 as 'other' housed bearings, distinct from flange or cartridge designs. Essential for maintaining proper belt alignment in mining and aggregate equipment.
Cartridge Ball Bearing Insert
Self-contained cartridge-style housed ball bearing for replacement in agricultural machinery. Falls under HTS 8483.20.80 as 'other' housed bearings not specified as flange or take-up types. Designed for quick swap in tractor wheel hubs.
Adjustable Diamond Pillow Block Bearing
Diamond-pattern pillow block with ball bearings and slotted bases for precise alignment in paper mills. Classified in HTS 8483.20.80 'other' due to unique mounting geometry excluding it from standard flange/take-up categories. Critical for high-speed roll support.
Heavy-Duty NP Plummer Block
Non-positioning NP plummer block housing with spherical roller bearings for cement kiln applications. HTS 8483.20.80 covers this 'other' configuration not matching flange, take-up, or cartridge statistical breaks. Handles extreme axial and radial loads.
High-Speed Turbine Bearing Cartridge
Precision cartridge housed bearing for gas turbine test stands, incorporating angular contact ball bearings. HTS 8483.20.80 'other' applies to specialized non-flange/non-take-up designs. Rated for 30,000+ RPM.
Semiconductor Wafer Lapping Bearing Unit
Precision housed bearing for wafer lapping/polishing machines that achieve flatness for device fabrication. Under HTS 8483.20.80 as other housed bearings per statistical note (b)(ii)(C) for wafer preparation. Critical for sub-micron surface finish.