window balance replacement 29"

Question

I have Jordan windows installed in 1986. The balance is 29"metal measurement.
"2810" is stamped on metal. No other numbers.
No wings on plastic part
One side is fine. Other side has broken spring and broken black plastic piece.

Casey · Accepted Answer

Hello,

It looks like you have either our S351-29, with a 15-002 bottom attachment, or S390-29, with a 15-001 bottom attachment. Take a look at the image below to determine which balance you'll need. You'll also need to know a 2810 spring strength option for your replacement balances. Thank you!

Comparison of the S351 and S390 balance shoes.