Hi there, thank you for writing in. I'm going to have one of our senior experts take a look at this. We will be in touch shortly! We thank you for your patience.
Casey from SWISCO responded:
December 21, 2020
It looks like your casement window operator is from Ashland hardware. We don't carry their parts, and I'm not sure if they're still available. However, take a look at our 39-217 and 39-028E and see if one of these could be used as a replacement.