Wheel and Flap Position Indicator, AN5780-3, 8DJ26AAA US Navy P-51 such as the Gyro Horizon

such as the Gyro Horizon

The compass consists primarily of a cylindrical metal bowl filled with compass fluid

The post war USN fighter F8F Bearcat used the AN5780-3 as documented in its Erection and Maintenance Manual dated 1948

and a recording base

Each time it is depressed

Wheel and Flap Position Indicator, AN5780-3, 8DJ26AAA US Navy P-51 such as the Gyro HorizonThis is a late WWII era and Post war Wheel and Flap Position Indicator, Type AN5780 3, as used in aircraft of the US Army Air Force and US Navy with tail wheel or nose wheel landing gear, serving both configurations (prior models were dedicated to each configuration). According to the Maintenance Interchangeability Chart dated Feb 1945, this indicator was being used in late models of medium bomber B 26 Marauder, attack bomber A 20 Havoc, and night