[R-390] Wanted: Detent Spring

[Paul Roche]

Is it normal for this detent spring to have a “groove” in it where it sits over the gear? Or is that just from decades of wear?
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Sent from my iPhone

> On Jul 3, 2026, at 3:52 PM, Jacques Fortin <jacques.f at videotron.ca> wrote:
> 
> For the ones who may asking which "detent spring" Paul is asking about, this is the one that indexes the rotation of the MHz shaft thru the notches in the differential drive when it turns. 
> Meaning, the one in the attached .pdf
> Paul, it can be bad luck, but I believe that you found why the "detents" were so weak when you turned the MHz shaft.
> Maybe it was already cracked...
> 
> 73, Jacques, VE2JFE in Montreal
> <05-61-SM-C-178828-SPRING.pdf>