Purchase of tilt window replacement pivot lock shoes

A home owner from USA says:
I have a Certainteed double hung window where the device that hold the window in the up position has failed. Can you let me know what information I need to order a replacement device?
User submitted image of their window hardware.
Profile picture of Paul
Paul from SWISCO responded:
Hello! I believe you have a very old Certainteed tilt window shoe. They have replaced this style with the 15-155. Check it out and let me know what you think. The coil springs used with this shoe are our Series 170 balances.
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)