I need this crank

A quick learner from Part identifier says:
July 2, 2021
I need the crank of the picture of the closed window the open window is the same size window but they have a Identifying marks on it that may help you find the part that I need
Thumbnail of the uploaded file named 69DEA69E-25B6-406D-A0C1-5D5EBC6E2E69.jpeg
Thumbnail of the uploaded file named FA303758-D8C9-43D2-B6B2-E7170FE72FE3.jpeg
A quick learner from Part identifier says:
July 2, 2021
I noticed that there are several styles of cranks their trim covers are all different and mine is very square edged tapers to a square edge little narrower in the front are they all interchangeable and is the 9 1/2 and the 13 1/2 inch at the same base size
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Casey from SWISCO responded:
July 7, 2021

Hello,

Take a look and compare the operators that we've related for you with different arm lengths to your windows original hardware. The base is the same for both operators with the arm length being the only notable difference. Thank you!
Casement Window Operator, 13-1/2" Arm
Casement Window Operator, 13-1/2" Arm
39-013
$20.70
Casement Window Operator, 13-1/2" Arm
Casement Window Operator, 13-1/2" Arm
39-014
$20.70
Ellipse Style Single Arm Operator, 9-1/2"
Ellipse Style Single Arm Operator, 9-1/2"
39-027E
$20.70
Ellipse Style Single Arm Operator, 9-1/2"
Ellipse Style Single Arm Operator, 9-1/2"
39-028E
$20.70
Anatomy of a casement window
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