No names or numbers found, Awning Window Operator

A home owner from Ashtabula says:
This picture is of a working unit that I need to replace on a second window.
No names or numbers found, Awning Window Operator
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Tom from SWISCO responded:
Let's start here: take a look at our 39-140. See if it measures up to your part, based on the dimensions on our site. If it doesn't line up, there are other sizes available, as well, so let us know what the differences might be, and we will identify the right alternative.
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