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Hub wear ring question

Posted: Fri Jul 15, 2016 7:39 pm
by Buzz
I am replacing another hub seal and noticed that the wear rings on my last two axles were so loose, they came off by hand. In the video from EI, I get the impression it would be better if they were tight against the back of the hub flange. I noticed on this repair, the O ring was worn flat and there was a polished line on the inside of the hub, implying the wear ring was stuck in the seal and not rotating with the hub.

So, which is it? It seems like the wear ring should be fixed to the hub and spinning with the shaft and not the other way around. If so, what's the solution? - Buzz

Re: Hub wear ring question

Posted: Sat Jul 16, 2016 6:45 am
by Profpinz
Usually the raceways are tight and require extraction by mechanical means, buy I have run into loose units over the years.......btw the raceway should be firmly attached to the wheel flange/stub axle.
I usually stick the loose raceways in place with Loctite and also thoroughly coat the O ring, but the drawback is that the Loctite initially makes the raceway and O ring slippery and without friction to hold it down the parts want to "spring apart".
To overcome the above problem I fit a length of scrap tubing over the stub axle and then add a suitably sized washer, so I can screw the tube down and therefore clamp the raceway fully in place....... at least till the Loctite cures.

Re: Hub wear ring question

Posted: Sat Jul 16, 2016 12:32 pm
by Buzz
That makes perfect sense. Of course, I need to take that hub back apart to do that! Also, I think I will use Right Stuff in lieu of the O ring when I glue the raceway in place. Thanks for the reply.

Re: Hub wear ring question

Posted: Sat Sep 03, 2016 5:19 pm
by Buzz
Just realized I never followed up on this post. I did use Loc Tite to glue the raceway down and I used Right Stuff (a gasket maker that comes from a can) in lieu of the O ring. I let the whole thing set up over night and then installed as normal. The Right Stuff sets up in place without making the raceway rebound like in the past when I tried using an O ring and I feel much more confident this repair will last longer than some of the others I have done. Thanks, Peter for the reply.

Re: Hub wear ring question

Posted: Sat Sep 03, 2016 10:25 pm
by Profpinz
Not a problem Buzz...... sounds like you've got the work well in hand!