This is a Korean War-era Flight Computer designed specifically for the US Navy's jet fighter, the Grumman F9F-6 Panther, equipped with twin J-48-P-6A engines. It includes a Rest Computer (Rest meaning not flying under combat conditions) on one side and a Climb-Decent Tabulator on the opposite side.... these are essentially 2-disc, 7 inch circular slide rules.
Please note that seller does not represent that this specific artifact was actually removed from any aircraft or vehicle if cited in the description, but that any documentation referenced here is evidence that it is the same type number and/or manufacturer's part number used in these aircraft or vehicle, or if such numbers are not available, the artifact closely resembles illustrations from documentation or other reference sources. We do our best to link artifacts to specific aircraft or vehicle, but Buyer accepts responsibility to perform the research to verify the artifact's use in specific aircraft or vehicle.