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S351-28 28" Series 351 Channel Balance

I am looking to see what parts I would need to replace my window sash balances in my apartment. These are pictures of one of them. I'm trying to figure out what exact parts I would need. Thank you.

I'm purchasing complete channel balance (with top& bottom), The channel without attached parts is 28", stamp option is 27 C. Also I need top sash guide. I have submitted some pictures. Please let me know the parts number . Thanks Mohammad

Without including the plastic bits on the end, the metal length is 28" and it is stamped as "27 3 KS CALDWELL". I need help identifying this part so that I can purchase exact replacements. Thanks, Chris

Need 12 (6 windows) to repair. The only number is stamped "27C". The metal itself measures 28", so not sure what it means.

Hello, We submitted a request for another part already, but we also need to replace some of these items. No markings except for "2730F". Including the plastic ends these are 29" long. They are 5/8 inches wide and deep. Thanks!

Please help find this track with the ends included

I'm trying to identify a balancer, but cannot find this exact code anywhere?

Would you guys have parts for old Alenco window? Installed around 30 plus years. Also do you have a video on how to remove and replace the glass from the bottom part of Alenco window? Need help here! here's a better pic of the channel balance. Thanks for the info on where the stamp number is located ... (cont.)

Part has number 2740 BF stamped on it and measures 28" long and just over 1/2" wide. Thank you, Jeff

This is stamped 2730Z. Is the 15-002 shoe that is 1? deep, measured as shown in my last picture?

Stamped with B.S.I. 2730followed by an upside down letter U. Length of metal balance is 27.5? Width is 1/2? Depth is 5/8?

These are from a pacific industries window. Metal piec is 27 1/2? x 5/8?. 2730 stamped on metal. Please help identify. Thank you

Hello,I need to replace this channel balance. It measures 28" and is 1/2" wide. The numbers on it are 27 4 AW CMC 7. There is no stamp. The numbers are printed on. Thank you!!Eva

my 28 inch balance has stamp on it of[ 27 B] and my 16 inch has a stamp of[ 15 D ] what does that tell me.This house was built in 1982 and the windows are made by alenco.

I need help with purchasing 4 Block and Tackle Window Balances. I've identified the 28'' series 351 channel balance Product Code S351-28 on your site as a good replacement for my window balance but with a couple of issues. My top and bottom don't seem to match up. Below is some information to go ... (cont.)

The original parts have the code 27 5 stamped on them, followed by BSI RP stamped perpendicular. The part is 28" long.

I have a Jordan window on which both the channel balances are unattached. They are 28" plus the plastic pieces on both ends, one black and one white. The only identification on the rail is 27 4 KU CMC 3Hopefully you can tell me what 2 channel balances I need and how to install.A picture is at ... (cont.)

Hi I need to replace a channel balance on my Jordan Window. It measures 29" not including the end pieces. Photos of the entire unit, the end pieces and the markings on the back are attached. Sending another note with the final picture

I think it is a 351 but I don't know what option. maybe 2730? thank you

Hi, please advise the replacement part number for the above. The Chanel is 9/16 wide and 27 in long.