How to Order Replacement Bearings
A step by step guide to ordering the right replacement bearing.
Ordering the correct replacement bearings is a critical task – but one that is not difficult if you take time to gather the right information.
- Identify the type of bearing you need to place:
Locate the identification number on the bearing. This is usually located on the inner ring face, outer ring face, or bearing O.D. Mounted units are identified by a number tag fastened to the unit or by as housing number cast into the housing cap.
- Ball Bearing – Single Row, Double Row, Angular Contact
- Roller Bearing – Cylindrical, Spherical, Tapered
- Thrust Bearing – Ball or Roller
- Split Pillow Block – Pillow Blocks
- Super Precision – Angular Contact Ball, Cylindrical Roller, Ball Screw Support
- Linear Motion – Linear Guide, Ball Screws, Monocarriers
- Measure if necessary
- If a bearing identification number is not legible, you will need to determine the following:
The more information available, the easier it will be to identify the replacement bearing needed.
- Inner ring bore
- Out rind outside diameter
- Inner width and outer width
- Shape of the bore and/or outside diameter of bearing
- Record any additional relevant information
- Record unique features such as lubrication holes, snap ring grooves, machined shoulders, as well as application/equipment data.
- Look in the appropriate section of the manufacturer’s catalogue.
By following these steps, replacing a bearing can be done quickly and easily.