Sash Spring

Question

Metal Channel
16 inches long
1/2 inch wide
5/8 deep

Bottom Shoe 1 inch

1540 stamped on front

I thought S351-16 as replacement please verify.

Casey · Accepted Answer

Hello,

As long as your bottom attachment measures exactly 1" deep, I agree that the S351-16 channel balance would be the correct replacement. You'll also need a 1540 strength option for your new balances. Thank you!