aluminum window weatherstripping

A handy person from Indiana says:
The piece I am looking for is a retainer strip for a thermal glass unit in an aluminum frame.

It is about 3/4" wide, plastic.
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Paul from SWISCO responded:

It's tough to make out what you have from this photo. You might have a 2200 Series Acorn window, which used our 55-090 retainer strip. Please compare it to your sample and see what you think.

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