Turn and Bank Indicator AN5820-1 Air Force US Army, WWII, B-17, P-51, P-38 Mosquito This indicator has a serial

This indicator has a serial number prefix "AF-43"

The H-4 was equipped with a boom mounted microphone M-6A/UR to be used below 10

With a serial # AF-44-17967

It is mostly filled with fluid and the compass card rotates

Turn and Bank Indicator AN5820-1 Air Force US Army, WWII, B-17, P-51, P-38 Mosquito This indicator has a serialThis Turn & Bank Indicator AN5820 1, made by Burton under contract with Bendix Pioneer to the Pioneer Part No. 1721 2U A2, was used across virtually all aircraft of the US Army Air Force during WWII, including bombers B 17, B 24, B 25, B 26, fighters, P 38, P 39, P 40, P 47, P 51, and transports C 46 and C 47. Imprinted on the face, but barely discernible in the photos, is "AF US Army", and its serial number prefix is AF 44, indicates the