3" Latch Spring

Attached are the photos of the window parts I need. These windows are probably from the early 1980's aluminum windows. Plastic car slides into the window channel and screws in with metal wheels. The plastic car is 11/16" wide x 1-7/8" long, The thickness from the bottom of the groove that catches in ... (cont.)

Hello, would you please tell me if we can replace the spring on this latch? What part will work? Thanks.

I have three of these were the spring inside has broken. Do you think you could help in locating a spring for these latches? It measures 3" x 1/4".Sincerely Chris

Looking for the latch spring on this 80s model single pane window

I am missing the spring that goes inside the latch next to the window. I pull the latch forward away from the window to unlatch it and open the window. Without the spring the latch does not stay locked when closed. If you have any questions or need more pictures please let me know. Thank you Bi ... (cont.)