None. Fixed there with metallic peaces on both sides.
The original bearing is destroyed, I think due the reason of too week normal bearing on the other side of winch. Not designed to be greased. Buried deep into winch.
I have to inspect that other bearing, it is not healthy and has greasing...
CSK40P
https://youtu.be/exuLaps7aEc
In my application it is used in winch to pull metalic rope, and since there is up to 600kg burden , to prevent that falling down.
Now, when 600kg is exceeded it starts slowly to go another way, + HYDROMOTOR which drives winch works in both directions, so...