Hello. this is 1/2 inch thick, 31inch long window channel balance. doesn't have any matching partnumbers on it. just 3030 BSI stamped on it.
Please let me know what the closest match i need to buy.
thank you.
cant seem to find exact match for this. 3030 BSI is what's stamped on it
Quick Learner from irvine, ca
Feb 16, 2021 2:16 pm
2 user uploaded images
2 Replies
Casey from SWISCO
Feb 18, 2021 8:29 am
Hello,
It looks like you have either our S351-31, with a 15-002 bottom attachment, or S390-31, with a 15-001 bottom attachment. Take a look at the image below to determine which balance you'll need. You'll also need a 3030 spring strength option for your replacement balances. Thank you!
Comparison of the S351 and S390 balance shoes.
