Replacement crank operator.

A quick learner from Millbrae, California says:
Trying to find replacement parts casement window operator Truth #40065 & 40066. I measured length from end of crank to approximate center (9and a half inches.
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Casey from SWISCO responded:

Hello,

Take a look at our 39-138 operator and 39-504 track. These parts may work for you, but you should carefully review our pictures and dimensions just in case, especially the design of the bearing at the end of the operator's arm. Thanks for posting! 

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