Like this: ()()()(
And you'll get more turns in the modulation range as I was saying in the previous thread.
Like this: ((((((
And you'll get more preload force per degree of nut tightening but barely any more range than with a single spring washer. I would always go with the first method, not the last. I don't like having a super sensitive set up where one degree tighter on the nut is the difference between the diff slipping or being locked solid. That's not easy to tune, and very easy to get wrong.
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