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S390-28 28" Series 390 Channel Balance

Channel balance

Three of my bedrooms have slide up windows measuring 35" x 58 1/2. The channel balance I measured metal portion end to end at 28". The markings on the metal are: 27 3 HW CMC 11. I've included 3 photos to make sure. I've YouTubed some videos on how to remove window and install the channel balanc ... (cont.)

Length: 28'' Stamp: 27 C B.S.I Count: 2

Need to replace my Alenco (2730P) 28" channel balance (measured length of metal only)and want to confirm that this is the part number: S390-28. Pls let me know what else you need. Thanks, Lynne

I am looking for 2 balancers. please see photos.

Hello. I am going to replace the channel balances of 15 windows and need to make sure I order the correct ones. I think the ones I need to order are 390-28 but please confirm for me. The measurements are 28in x 1/2 in. My windows are non tilted and there are no wings on the guides. ... (cont.)

28" 2740Y Which one should I order? Thanks.

Metal channel only 28" Overall length with plastic ends 29" Channel 1/2" wide

The aluminum channel is 28" end to end excluding plastic pieces. There is a label on the aluminum channel 2730 BSI ET as shown in one of the pictures. The pictures are from an operational unit. There are two single hung non tilt windows in addition to the one the pictures were made from. Each window ... (cont.)

I have submitted photos of my broken window channel balance and would like some assistance in which of your product I can buy to match it. It is 28" in length and 1/2 wide, with a boot of 1-1/8". It is stamped 2720. Thank you very much for all your time and help! Bill

Stamp says 2740 BSI O.H.

Attached photos that I need identification on. The stamp says 2740 and it has a roller.

Hi, Can you help me identify this window part? I can't figure it out. It looks like 1/2 inch. 27-4 AA CMC 7. I need 4 of them.

Window installed 1996.

2740 P

Just received S390-28 channel balances for 34 Lb windows. Need top and bottom guides. Can you identify the part? See photo

need replacement

the width of the channel appears to be 1/2" and the length is 27" as far as I know it is a non-tilt window. The marking on the unit is 27C USB. Any help identifying it would be appreciated.

One channel balance is missing, the one remaining is broken. It is a 28" - 1/2" - has a 1 1/8" shoe with 2720 stamped on the back. I think the 351 series is a match, but somehow it looks like the spring attachment to channel is somewhat different. Perhaps because it is non functional. I would like ... (cont.)

Can't tell what to order by stamp on channel. It says 27 3. Window weighs 18 lbs.