Windor brand Steel casement window operator
A contractor from Phoenix, AZ says:
August 16, 2016
need replacement for this style of operator. screws are countersunk in the steel frame and thread into the two holes on the mechanism.
Dave from SWISCO responded:
August 18, 2016
Your operator looks a little unusual. Take a look at our 39-044 and see if at least two of the mounting holes line up. This may work as a replacement.