Recognition Light Control Front Panel, IFF, WW2 P-47 Thunderbolt B-29 It has a service label

It has a service label from the US Air Force Tinker Air Base's OCAMA (Oklahoma City Air Materiel Area)

and the second indicated 1000's of feet

the gyro produced directional indication signals which were amplified and transmitted to the autopilot system and indicators on the flight deck of the aircraft

The A-9A regulator was a low pressure continuous flow regulator (vs the on-demand

The Mk IIIA

Recognition Light Control Front Panel, IFF, WW2 P-47 Thunderbolt B-29 It has a service labelThis front panel of the Recognition Light Control Assembly appeared in nearly all of US Army Air Force aircraft of WWII by the end of the war, including the P 47N Thunderbolt Fighter (see photo of the right side panel of the cockpit indicating the location of the switch box). Used for IFF (Identification, Friend or Foe). The toggles flip perfectly. The keying switch depresses as it should. In very nice condition for its age. Measures ~3 inches by ~3.