Wheel and Flap Position Indicator, AN5780-3, 8DJ26AAA Air Forces of USA See a photo the spec

See a photo the spec sheet in the photo gallery

It is clearly experienced but in reasonable condition given its age

see page from its pilot manual dated 1944

The venturi is a tube shaped like a double "V" and has a small opening

In very nice condition for its age

Wheel and Flap Position Indicator, AN5780-3, 8DJ26AAA Air Forces of USA See a photo the specThis is a late WWII era Wheel and Flap Position Indicator, Type AN5780 3, as used in aircraft of the US Army Air Force with either tricycle landing gear (i. e., nose wheel) or tail wheel configurations. According to the Maintenance Interchangeability Chart dated Feb 1945, late models of medium bomber B 26 Marauder, attack bomber A 20 Havoc, and night fighter P 61 Black Widow used this indicator. This particular indicator has a serial number prefix of