Don Whitehead

this is a pretty good intro into the significance of bearing part numbers

http://www.endurobearings.com/products/enduro_bearings.html

On Fri, Sep 19, 2008 at 2:54 PM, Jason Crago wrote:

> Anyone have any idea of the significance of the numbers stamped on a
> bearing.
> I pulled a seized bearing from a Syncros hub that is stamped 61903RS.
> When I search the web I find a company that lists a 6903-2RS as the same
> bearing and on the site it states the markings of 6903/61903RS. The
> dimensions are the same but I am worried that the numbers might signify
> load, stability, or durability and don't want to buy an inferior bearing.
> Thanks in advance
> Jason
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