TC8204: Question on ball bearings in front hubs

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cjbartsanderscj
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Joined: Mon Oct 21, 2019 6:32 pm

TC8204: Question on ball bearings in front hubs

Post by cjbartsanderscj » Thu Nov 14, 2019 6:06 pm

Hello all,
While inspecting the two front hubs and axle stubs (left one OK, right one still to check with Dye & Developer crack test) I found following difference.
The left side (do Brits call this "near side"?) I found one ball bearing stamped 6205. While on the right side ("off side"?) I found 6205C3.
You may know that C3 points to a bearing class with a bigger play of the balls within the bearing. The C3 types are e.g. often used in gearboxes.
I can not find any reference to C3 in my documentation. Who knows which bearing should be installed on both sides:  6205 C3 class or plain 6205 ?
Regards!
Bart

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ROGER FURNEAUX
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TC8204: Question on ball bearings in front hubs

Post by ROGER FURNEAUX » Thu Nov 14, 2019 7:35 pm

hi Bart - bearings which don't have C3 on them, are probably C3 - high tolerance bearings usually cost a lot more! But you could change to taper-rollers, which handle the axial & radial thrust much better than balls. They need setting up with shims, but BBs often need them as well due to wear in the hubs and/or spacers.

Rgds
Roger

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