Please identify the crank if possible

Question

To either side of the handle and on top are flat head screws that are not very apparent. I do not know if this is enough to let you Identify the crank replacement. Please let me know.

User submitted photos of an awning window operator.

Tom · Accepted Answer

Thanks for posting. This looks like either our 39-389 or 39-390. Check them out and see if either would work.