Andersen Window balance box ID numbers

Question

I would like to order balance boxes for two Andersen double hung windows and would like to know the correlating part numbers. The numbers are:

1) J85 5#23 4-83

2) D31 8#31 3-85

Thank you.

Paul · Accepted Answer

Our 24-531 can replace balances stamped with 5#23, while our 24-837 can replace balances marked with 8#31.