Can't find name on window or pane. It's a vinyl casement window and these strips are on inside and hold glass in place.

Hi there. Thank you for reaching out to us. Unfortunately, we don't sell a replacement for the part shown here. Your best bet may be to contact the original manufacturer or supplier of the window, whoever they may be. I sincerely apologize that we can't be of help with this repair; please let us know if you have any other hardware questions.