Andersen Sash Balance

Question

I can't find the part number I need.I've attached all the photos of the old part.Please tell me which modern part number corresponds to it.
Thanks

Jasmine · Accepted Answer

Hello,

Your balances can be replaced with the 24-939 Andersen Sash Balance. It can be used to replace balances marked with a 927, 931, 937, and 939.

These work for both left and right handed applications.