Truth Window Operator 40055

A landlord says:
I am looking for a replacement part for this window operator. It is made by Truth and the part number is 40055.
User submitted photos of a window operator.
Profile picture of Donna
Donna from SWISCO responded:
Hello! Thank you for contacting us. I recommend looking at our 39-254E and 39-255E Ellipse style single arm operators. Our measurements are similar to yours, though I highly recommend carefully going over them to confirm.
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