Sash balance replacements

Home Owner from New York
I need x4 Sash balance replacements, my old one is #11600-2, D71 7#31 6-78.
What kind parts I need buy ? 24-939, 24-737 or other kind ? Thanks!
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2 Replies
Emily
Emily from SWISCO
SWISCO
Expert

Hi there!

You'd want the 24-737 as this is designed to replace Andersen sash balances with the 7#31 stamp. Let us know if you have any questions!

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