Temperature Indicator Type AN-5790-6: P-51, B-17, P-38, P-40, P-47 Constellation signaling to the Turret Trainer

signaling to the Turret Trainer if the 'laying'

It has an overhaul stamp on the rear case from Naval Air Station Penscacola (FL) dated Aug 1959

the C-1 Directional Gyro was used in versions of the Curtis P-40N Warhawk and Bell P-39N Airacobra Fighters and the A-30 Martin Baltimore light bomber

It is in good condition given its age

Here is a dual Tachometer for use in military helicopters

Temperature Indicator Type AN-5790-6: P-51, B-17, P-38, P-40, P-47 Constellation signaling to the Turret TrainerHere is an authentic WW2 vintage Temperature Indicator type AN 5790 6, as appeared in the WW2 Fighters P 51D Mustang, P 40 Warhawk, P 47 Thunderbolt, and P 38 Lightning, as well as Bombers B 17 Flying Fortress and B 26 Marauder, and various aircraft of the US Navy and Marines. Made by Hickok, it was used to measure coolant temperature, carburetor air temperature, or outside air temperature, and the label of those locations would be added directly to