Need help identifying replacement seal for top of window (outside)

A home owner from Longmont, CO says:
I think the windows are Milgard, about 25 years old. I need to replace the top outside window seal. Please see picture
User submitted photos of weather seal.
Profile picture of Dave Sr.
Dave Sr. from SWISCO responded:
I don't have this exact weatherseal but look at our 58-170 and see if this could possibly work. Some casement window manufacturers use this in their windows.
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