Need help identifying parts

A quick learner from Simsbury, Connecticut says:
April 5, 2021

Hi, Northern CT here.

Believe I need to just replace the cranks. Can you advise on the right crank part number, using the pictures attached?

Thanks!

Eric

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Bob from SWISCO responded:
April 7, 2021

Hi Eric. See our 39-187 and 39-188. Compare the dimensions to confirm this operator style is what you need. 
Sash Dyad Crank, 5"
Sash Dyad Crank, 5"
39-187
$37.10
Sash Dyad Crank, 5"
Sash Dyad Crank, 5"
39-188
$37.10
Crank Handle, 11/32"
Crank Handle, 11/32"
39-114L
$4.42
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