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S351-30 30" Series 351 Channel Balance

The balance, marked 2920, fell apart at window opening. I'd like to replace both on same window. It is 30 inches long, metal to metal. The other part, the plastic one in photo, attaches to side of window, movement window section, with one screw. I will need that part also.

I want to verify what Swisco part I need order to replace these balancers. Aluminum frame.

window spring for windows installed in 1988. Length 30 inches with plastic slides on each end. Inside spring with string pulley system inside aluminum channel...need one for left and one for right side of window.

Looking for a replacement window sash balance. 2940 is the only part number that I can find on the current one that I need replaced. 1/2" width. For a non tilt window.

I'm trying to track down the correct replacement channel balance for this. channel is 30" long and 1/2" wide. the stamp says h 29-3 but i couldn't find a matching one in the list

Hello, I have 8 non tilting windows that need replacement springs so 16 pieces. The metal frame is 1/2 inches wide and 30 inches long. No photos are available with the springs installed/attached because they are all broken. There is a stamp on the frame 2930 if that's helpful. See attached photos f ... (cont.)

We are looking to replace several window balancers. They are 30 inches long. by 5/8 inch. We are not sure of the different series that you have marked on your website or which one to get? Thank you

Want to verify these balances they are 30 inches window weighs 24.25 lbs bottoms are. Around 1-16th but looks like may be worn down

Hello,I need to replace both counter weight guides for a window. The measurement of the metal track is 30". I have attached pictures for identification. I was not able to find the v notched top guide on your site.

i need two window balance, it has a number on it (2920Y) 1/2w and 30 inc long

it says 2965 on the balance. the window sash weighs 40 pounds there are 4 balances on the window. What weight category do I need. the 65 marking seems to be a marking from an old system, and not a helpful identifier thank you

30" long channel

2920x is one window 23 b for my other windows I am in need but i am not sure whitch ones i need . I do need both these numbers just dont know whitch one to purchace ... Thank you

Non tilting pgt double window

Need replacement parts

I have uploaded the photos I think you need to identify and replace a set of old Caldwell window balancers. The balancer used for the photos was intact and functioning, but the other has a broken pully wheel so I will replace the set. The metal portion of the balancer measures 29". Do you have a rec ... (cont.)

Hi, I need finding replacements for both these sized window balances. Thank you!

Can someone help me identify these? I moved into an apartment with a window that would not open - after many attempts at wringling around i was able to pull this out of one side. My question would be 1. Is this S390-30 or S350-30? 2. Given that these are older windows, should i replace both side ... (cont.)

Hi I need to replace channel balances and need exact ones also I need that part hooked to the sash (metal part screwed to the sash frame)I think it holds to the balance to bring it down.I measured 31" total length of balance but that includes both top and bottom plastic parts connected to it so I th ... (cont.)

They are stamped 2975. They are 30 inches long. They have a metal spring, pulley, and string in the channel