Lionel Train Part 2625-X1 Passenger Car Window Frame

Lionel Train Part 2625-X1 Passenger Car Window Frame
Possibly used on Lionel O gauge 2600 series Passenger cars.
Great condition long metal window frames with all mounting tabs intact.
May or may not have clear plastic "window" installed.
May have small spots of light surface rust.
Appears to be an original part but unable to verify.