andersen balance boxes

Question

I believe I need to replace the balance boxes on my windows. The only number I can find is,,,
(B5 4 19 371)
What would a suitable replacement
Thank Woody

Tom · Accepted Answer

Hey, Woody. I believe the key stamp here is "4 19." Are these numbers printed differently? If so, I would recommend our 24-431 Andersen sash balance.