Door handle crank

A home owner from Mohawk, NY says:
I don't know what kind of windows these are. Somebody told me Anderson, but the Anderson replacement crank didn't fit.
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Bob from SWISCO responded:

Thanks for writing in. Confirm that your old crank handle works for a spline that is 11/32" in diameter. See our 39-114. Look it over and let me know what you think.

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