Anderson Casement Window Won't Open

A home owner from Albany, NY says:
Hi - an Anderson casement window in my house won't crank open/close anymore. I removed the casement operator and have uploaded pictures I took of the part; please advise as to the correct replacement part - thanks.

-Jeff
User submitted photos of a window operator.
Profile picture of Tom
Tom from SWISCO responded:
Hey, Jeff. Take a look at our 39-264, I think this may be a match.
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Connecting a casement window operator to stud bracket
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