Certainteed window crank hardware

A contractor from Eureka, IL says:
This window crank is broken and needs to be replaced. The window it came from is a Certainteed brand window. Attached are some pictures of the crank.
User submitted photos of a window operator.
MADE IN U.S.A 41012 / 31876 / TRUTH
Profile picture of Tom
Tom from SWISCO responded:
Thanks for posting! Take a look at our 39-253L & 39-253R Maxim Dual Arm Operators and see what you think. They appears similar to your own hardware.
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