Do you carry a window crank with a 4 7/16" arm? The piece I need looks like your item # 39-089. The only difference is that the 5" arm is too long.
(The distance between the screws on my piece is 5")
Window Dyad Crank

Home Owner from Pittsfield, MA
May 28, 2021 2:06 pm
1 user uploaded image
2 Replies

Bob from SWISCO
Jun 2, 2021 12:01 pm


The 39-089 is close. I actually think this is more like our 39-187. See how the 'gear arm' on the 39-187 has a W-shape, whereas the 39-089 has a Z-shape? Now, unfortunately we don't offer this operator type with a different length link arm besides 5". You have two options. First, try installing the operator as is and seeing if it works fine. If not, try re-positioning the stud bracket to make up the difference.
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