Pella window crank x429

A quick learner from Glen Ellyn, Illinois says:
looking to replace some window cranks for Pella casement window. The building was built in the late 70's or early 80's.
Also, the windows had screens which were retractable upward and blinds which hung between the glass. The blinds no longer exist. Are the creens replaceable?
User submitted photo of their window operator.
Profile picture of Tom
Tom from SWISCO responded:
Thanks for posting! This handle looks like our 39-109B Pella crank handle. We may also have the operator, but I would need to see what its arms look like, not just the base. If you also need to replace that, please either remove the operator from the window or at least open it as far as it can go, then show us a picture of the whole mechanism. Thanks!

I'm afraid we do not sell the blinds or screens. You would need to contact a local hardware store or Pella dealer for assistance with those two things.
A home owner from Glen Ellyn, IL says:
Here are the additional pictures
User submitted photos of a window operator.
Profile picture of Tom
Tom from SWISCO responded:
Thanks! See our 39-176 for a possible replacement operator.
A home owner from Munster, Indiana says:
Hi,

Did the 39-176 replacement work for pella window crank x429?

Thanks,

Frank
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