Need your help . This is a closing window mechanism

A quick learner from Brooklyn NY says:
Please help me with the replacement part. On the bottom it says:
02/10/04 50186
User submitted image of their window hardware.
Profile picture of Tom
Tom from SWISCO responded:
Thanks for posting. Carefully compare our 39-330 and 39-329 to your own operator to confirm if these can work. I would also recommend the 39-205 folding handle.
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