screws for grid retainers

A quick learner from Nashua, NH says:
What is the screw size for my 55-200 window grid retainers? I do not have enough.
Profile picture of Bob
Bob from SWISCO responded:

I am afraid we don't have an exact screw to recommend for the 55-200, as it depends as much, if not more, on the window that uses it as it does the clip itself. I recommend taking your old fasteners to a hardware store for proper identification. 

55-200 : Window Grid Retainer
Window Grid Retainer
Reply to Thread
Use this form to ask a follow-up question or to share your experience regarding this subject.
(your email address will be kept private and is only used to inform you when a response has been made)
Current wait time is 4-7 business days
We promise that one of our experts will personally get back to you as soon as they are able. Thank you very much for your patience and understanding. If your inquiry is time-sensitive, please feel free to reach us at 856-317-6263 or at