Andersen double hung window

Question

Need to replace Andersen window balance. These are the markings on the balance
E42 9#27 6-86
11600-17
Could you tell me what my replacement part number would be from the info above?

Bob · Accepted Answer

Thanks for posting. See our 24-939. This is meant to replace Andersen Sash Balances that include the code 9#27 or 927.