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S350-34 34" Series 350 Channel Balance

I am looking to replace a pair of block-and-tackle (channel) window balances from a non-tilt aluminum single/double-hung window. Details: Balance type: Block-and-tackle / channel balance (non-tilt) Stamped marking (partially visible): “33.5 JT CMC 2” Metal channel length: approxima ... (cont.)

I have windows in my house where the channel balances are going bad and need replacement. I need to identify the correct series to order from your catalog, and help identifying the correct one will be appreciated. I have attached photos, and here are some more details:Channel width: 1/2"Length : 34" ... (cont.)

It has 3360 on it. it's 34" long and 1/2" thick. It needs to be able to support aluminum windows that weigh 35 pounds

34 inch long, 1/2 inch wide I need 18

#34" length, 1/2" width, BSI 3340 stamped on body.

I have a 34inch long CB. I'm enclosing pictures of the CB. It has B.S.I. E 3340 stamped in the metal. Also the lower piece of plastic has a depth of ONE inch. Windows were manufactured in 1994.

(1) of the larger one (2) of the smaller ones Larger one is marked 3310T B.S.L. Smaller 2730S B.S.L.

Hello,I am a repeat customer and need to identify a part I need to order, please...The balances I need to replace have Caldwell PN 33 3 JR imprinted.Length of steel housing: 34"Width: 1/2"Depth: 9/16"Photos are attached.Thank you,Chris

Is 34" Series 350 Channel Balance correct size? Please help to identify my window channel balance, need 12 of them, thank you so much!

length is 34" sash weight is 26 lbs

Hi Swisco, This is my first time replacing channel balances. Can you please help me identify or verify these channel balances are Series 350? I've measured the channel thickness to be 9/16" (1/2" trade), the length of the metal channel to be 34" and the Option to be 3330. Thank you very much for ... (cont.)

Hello,again. We wish to replace: 31-4-EXCMC, 9/16" Thank you.

Hello, we wish to replace this, 34" 3330 BSI PE. PLEASE HELP. thank you!

Two of my windows need replacement channel balances. The windows are dual glazed, aluminum, single hung, about 30 years old.Window 1: Channel is 1/2 inch wide x 34" long. Window is about 15 lbs. The channel has the following imprint: 3320A B.S.I. (A is upside down - see photo).Window 2: Channel is 1 ... (cont.)

Hi there, I am trying to order sash balances for 6 windows. I have supplied pictures of the existing balances. Each of the windows are approximately the same weight which I have deemed to be circa 38lbs. I will also be ordering pile for said windows. I will also need to order take out clips. I have ... (cont.)

Is S350 the right type for my window channel balance? My width 1/2". My metal only length 34". Number stamped: 3330. Is top sash guide 18-110 the right type? My measurements as per your website picture seem to match. Please see the attached pictures. Thanks

Hi I am looking to replace a channel balance which has the following stamp 33 5 HO Caldwell. Could you please recommend which one should I buy?

Hi I'm needing to replace some channel balances. They're marked 3330P and 3320. The width appears to be 1/2", depth is 5/8", length is 34" (not including the plastic parts on the ends. Also need new take out clips, they are 1 1/4" long 1/4" wide. There are 7 windows that need the 3330P and two wind ... (cont.)

I have a broken channel balance, the cord snapped, also the pin holding the spring broke. The housing is 34", the marking is 3330, which I believe means a 34" balance supporting 30 pounds weight. The other balance (which is not broken) is marked 3320. Does that mean it's a 20 pound balance? Or or ... (cont.)

We can't figure out which one to order. We are the 3330 marked clearly but how do we know which one to order? I think there is a faint 70 marked on the metal. (Zoom in on one pic to see) Does that mean we should order the 370? Thanks for the help!!