Anderson double hung balance
A quick learner from Coon Rapids MN says:
March 25, 2012
I'm trying to locate the balance box for my Andersen window. The stamp on the balance box is 11600-17 and opposite to that is J7 5#27 10 84.
Paul from SWISCO responded:
March 26, 2012
Thank you for posting, Nick. Please take a look at our 24-531 Andersen Sash Balance.