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HC 203

  • Material: Bearing Steel
  • Multiple Sealing Options
  • American Size (Inch.) and Customization Available
  • Sleeve Included


HC 203 Bearing Details

  • Product: HC203 Bearing
  • Bearing Material: Bearing Steel (GCr15 Chrome Steel)
  • Bearing Precision: P0V1 and P6V2
  • Multiple Bearing Seal Options: Double Seal, R3 (Tripple-Lip)  Seal, F Seal. For more information about ETK Bearing seals, please visit our Bearing Seal section.
  • Also available with eccentric locking collar.
  • Medium duty and heavy duty models are also available.

HC203 Bearing Dimensions



Bore diameter(d):12 mm

Outside diameter(D); 47 mm

Width of inner ring(Bi):31.0 mm

Width of outer ring(Be): 17 mm

Bearing Inner Race Width-Short Side(n): 12.7 mm

Bearing Inner Race Width-long Side (m): 18.3 mm

Outside diameter of locking collar(K): 84.2 mm

Distance thread(G):4.7 mm

Width of flats(2-ds): M6X1.0 mm



Basic dynamic load rating, radial: 12800 N

Basic static load rating, radial: 6650 N

Weight: 0.19 Kg





All information in this table has been carefully checked for mistakes. However, the catalog data should not be relied upon entirely for design and development purposes. ETK Bearings assumes no liability for possible errors or omissions. All dimensions and specifications are subject to change without notice. Contact ETK Bearings for the most current technical data regarding ETK products.


Product Information

  1. HC203 Bearing is widely used in various applications due to their versatility and reliability. Common applications include agricultural machinery, textile, printing, construction, conveyor systems, fans, and automotive parts. UC bearings can provide precise motion control and support under radial loads.
  2. The design of HC203 bearing allows for easy mounting and alignment,  suitable for a broad range of industrial and commercial uses.
  3. Both Janpanese Standards and American Standards are available. See our 1/2 insert bearing HC203-11 Ball bearing in our full bearing catalogue.
  4. You can watch the application of ETK’s UC 201 Insert Bearing in these Youtube videos!

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