Need replacement for window crank mechanism

A handy person from Princeton nj says:
December 31, 2023
Hi, please let me know what part I need. Thanks
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Bob from SWISCO responded:
December 31, 2023

Thanks for posting. This resembles the Pella 39-175 and its opposite-handed version 39-176. For a handle that works with this setup, see the 39-109B. Please compare. 
Sash Crank Operator, Pella
Sash Crank Operator, Pella
39-175
$241.70
Sash Crank Operator, Pella
Sash Crank Operator, Pella
39-176
$241.70
3/8" Handle for Pella
3/8" Handle for Pella
39-109B
$11.25
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