Cowl Flap Position Indicator, 4 Engine, PB2Y Coronado, GE Type 8DJ4, Lear Avia Inc.
This is a Cowl Flap Position Indicator for a 4 engine aircraft as used in the WWII-era US Navy Patrol Bomber PB2Y Coronado made by Consolidated, GE part number 8DJ4PBH . See photo of the Coronado's engineers panel showing the location of this instrument from the Flight Manual dated 1942. Measures 3.25 inches diameter and 3 inches deep. It is in exceptional condition for its age.