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Smarter Bearing Selection Is Here

The Timken® Syber® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

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Analyze Bearing Performance in an Application with Timken® Syber® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

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  • Ball - Alloy steel - heat treated - hard chrome plated. Manufacturers option: 440C stainless steel - heat treated.
  • Race - 17-4 PH stainless steel  - heat treated - PTFE Lined.
  • PTFE liner - (AT 3200) Permanently bonded to race inside diameter. Qualified to SAE-AS81820 Type A.
  • Staking Groove is available. When a staking groove is required, specify by adding suffix "G". Ex.: PWB-5TG
Unit of Measure

Specifications

Part Number

 N/A PWB-4T

Bearing Type

 N/A Plain

B - Ball Bore

 N/A .2500 in

D - Outside Diameter

 N/A .6250 in

W - Ball Width

 N/A .437 in

H - Race Width

 N/A .327 in

O - Ball Shoulder Diameter

 N/A .30 in

Ball Diameter

 N/A .531 in

a - Misalignment Angle

 N/A 15 º

Radial Static Limit Load

 N/A 5,500 lbs

Axial Static Limit Load Capacity

 N/A 1,770 lb

No Load Rotational Breakaway Torque

 N/A .25 to 5.0 in·lb

Approximate Brg. Weight

N/A .03 lb

Note

 N/A For dimensional tolerances of listed features, see the PDF version of the catalog under the "View Product Catalogs" tab from the home page.
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