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S378-30 30" Series 378 Channel Balance

e2920x 30" 1983 build date

The balance is a 30 inch length and half inch wide.

Hello, I am disappointed to find out that I also need smaller bottom fittings. I recently ordered 24 of the 30" 380 series because this website said to compensate for wear when measuring the old channel balances. The 380 series with 1" depth does not fit, so I'm tempted to shave them down with a dre ... (cont.)

Good day, I need to replace two balance springs. The metal channel is 30" long. The plastic piece at one end is 7/8" deep (not 1" or 1-3/23"). I tried to upload many more pictures but apparently reached my limit. I also need to replace plastic pieces at the top of the window that grab the top of spr ... (cont.)

30 inches long 1/2 wide channel

Channel is 30" long, Stamp is: #2950, Norandex manufactured around 2004, quantity of 1 each.

I have two windows which popped a sash guide (probably dried out) and the balances are extremely difficult to move. I think I located the guides as the 5/8 Norandex variety, but I need to make sure I'm picking up the correct balances. The only thing on the side of the balance is the stamp "2930", ... (cont.)

I would like to replace some of my original window channel balances and am looking to identify the correct replacement. The metal channel is 24" long and the channel is stamped with "2310". Below the stamp is the letters "BSI". I have included photos. Thanks.