Wheel and Flap Position Indicator, 8DJ4PBL, US Navy
This is a WWII-era Wheel and Flap Position Indicator, Type A-2, as used in aircraft of the US Army Air Force and US Navy with tail wheel landing gear, such as the US Navy fighter F6F Hellcat, see image of instrument panel from the F6F flight manual dated 1944 showing the location of this indicator. This indicator has the color scheme with Munsell green, evidence of its use in US Navy aircraft.
This indicator is in exceptional condition for its age. The glass and case are intact, and the markings on the face are precise and unblemished. Measures 3.25 inches diameter and ~3 inches deep.