Turn and Bank Indicator AN5820-1 Air Force US Army, WWII, B-17, P-51, P-38 Mosquito The H-4 was equipped with

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

The numerical digits along the perimeter of the dial indicate RPM in 000's

75 inches thick

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

1960s and 1970s

Turn and Bank Indicator AN5820-1 Air Force US Army, WWII, B-17, P-51, P-38 Mosquito The H-4 was equipped withThis 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