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S350-32 32" Series 350 Channel Balance
S350-32 32" Series 350 Channel Balance
Quick Learner
Mar 25, 2026
Quick Learner
Mar 25, 2026
Window balance . 31C
I want to identify the exact type to replace , it says 31C on the old one
Home Owner
Petaluma, ca 94952
Jun 24, 2024
Home Owner from Petaluma, ca 94952
Jun 24, 2024
Series 350 Side-load Channel Balance Sash Support System
Series 350 Side-load Channel Balance Sash Support System
Quick Learner
Portland OR
Jun 5, 2023
Quick Learner from Portland OR
Jun 5, 2023
Need help identifying part, reason for damage, and way to prevent reoccurrence
My main issue is that the left balance has disconnected from the sash because of a tear in the sash catching on the metal clip of the balance's cord. Over time, the window would catch and become difficult to close, until I e day, it was forced closed, snapping the metal clip off of the balance. When ... (cont.)
Quick Learner
New Jersey, USA
Sep 30, 2022
Quick Learner from New Jersey, USA
Sep 30, 2022
Fiberlux Channel Balance
I believe the balance is this one: https://www.swisco.com/32-inch/pd/Series-350-Channel-Balances/S350-32 But I am not sure of the weight. The stamp clearly says "31 C" as shown in the photo, but the actual length of the balance is 32". This is 32" only for the metal part, not including the plasti ... (cont.)
Contractor
Seattle
Oct 18, 2021
Contractor from Seattle
Oct 18, 2021
Balance selection
The balance is 32" long, there is a punch stamp that says 31C. Pretty sure it's the S350-32 not quite sure of the weight rating.
Home Owner
USA
Jun 2, 2017
Home Owner from USA
Jun 2, 2017
Balance and top sash guide
Hey There, There are 3 things maybe you can help me with: 1-2: need to replace 4 balancers for two different size windows: 1st Window: C31 32inches long needs the plastic ends 2nd window: 3530_BSI 36inches long needs the plastic ends And 3: the window with 31C balancers h
Quick Learner
CA
Aug 26, 2016
Quick Learner from CA
Aug 26, 2016
broken cord in a channel balance
Channel balance have the following stamped on it: 31 3 GV cmc 7 Only the cord is broken, but I think I need to order a new channel balance to replace the old. Do you have the part with the above number?
Quick Learner
Portland, Oregon
Feb 3, 2016
Quick Learner from Portland, Oregon
Feb 3, 2016
Correct identification of side window balance
Hello. I believe I need a Series 350 with 19-002 Top and 15-004 shoe. The length of the metal is 32 inches. It is stamped with "31B". My sash weighs 22 pounds. I'm looking to replace the balances because when opened all the way, the sash droops down by about 8". Since I'm having this problem, ... (cont.)
Quick Learner
CA
Aug 14, 2015
Quick Learner from CA
Aug 14, 2015
What sash balance do i have?
Is this the correct replacement: 32" Series 350 Channel Balance / Product Code: S350-32? my stamped #s are 310S 30 32" in length / 9/16" width / 5/8" depth my plastic ends match your pictures just don't know about the 'stamp option" Window is H-LC30-44x77
Home Owner
Davis, CA
Feb 27, 2015
Home Owner from Davis, CA
Feb 27, 2015
stamped A3145
my spring balance is stamped "A3145" Should I order the 3140 or the 3150?
Handy Person
SAN DIEGO
Jan 13, 2015
Handy Person from SAN DIEGO
Jan 13, 2015
OPTION SELECTION S350-32
HAVING TROUBLE SELECTING THE CORRECT OPTION. I AM PRETTY CERTAIN I HAVE DETERMINE THE CORRECT CHANNEL BALANCE, THE DIMENSIONS FOR THE TOP & BOTTOM GUIDE SASH CHECKOUT, METAL CHANNEL IS 32". MY WINDOW IS A PHILLIPS PRDUCTS, MARQUEE, SERIES 810, 3'X7'IN SIZE, TO HEAVY FOR ONE PERSON TO REMOVE AND WEIG ... (cont.)
Quick Learner
california
Mar 4, 2014
Quick Learner from california
Mar 4, 2014
side window sash
I have a Marque window with the following stamped on the balance; "31 4 EW CMC 10". The length is 32 inches and it looks like the guides are different than any you show. I have posted two photos of the top and bottom guides and want to know if you can provide two replacement balances? ... (cont.)
Handy Person
Thousand Oaks CA
Jul 27, 2009
Handy Person from Thousand Oaks CA
Jul 27, 2009
32" Series 350 Channel Balance sash weight
Could you please give me the information for my order of S350-32, I need to order two different sashes weights is your weight definition in 3110,3120,3130,3140 which one is for light and the heavier sashes?