The part that I need is the bolts for the bottom of the door that keeps it in place. It is brass. I don't know the brand, but it might be Jeld wen from what is in stock at Lowe's. I see ppg herculite k on the window, though.
Tom from SWISCO responded:
June 30, 2021
Hello! Please see our 42-006 lock bolt. I think this is just what you were looking for, but let me know if you agree.