Wheel and Flap Position Indicator, AN-5780-2 RAF The face is embossed with

The face is embossed with the marking BUR AERO US NAVY (Bureau of Aeronautics)

Here is a 1950-60's era electric Turn and Bank Indicator made by Bendix

Stamped on the label on the case of the periscope is Serial No

Measures ~ 7 inches x 5 inches x 3 inches

and also used on the Focke-Wulf Fw190 Fighter

Wheel and Flap Position Indicator, AN-5780-2 RAF The face is embossed withThese are Type AN 5780 2 Wheel and Flap Position Indicators used in WWII and post WWII aircraft with a nose wheel (vs tail wheel aircraft). According to the US Army Air Force Interchangeability Cross Reference Chart dated February 1945, the AN 5870 2 indicator was used in bombers B 26, A 26, and A 20, as well as in the fighter P 38. These were also used in B 25's and its USN version PBJ. The position of the wheels were indicated by the 3 small window