Window gear

A home owner from Mechanicsburg. Pa says:
Here are the numbers on the inside of the awning/ window operator.
Pat. No.198202 u.s. 2 R.H. 1963 can
It's a left side crank.

Thank you
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Tom from SWISCO responded:

This looks like an older part, but look at our 39-026 and 39-025 to start out. See if you could use these operators to replace the original.

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