Temperature Indicator, Electrical, 160deg C, Luftwaffe Fl.20358 FW190 Curtiss It measures 2

It measures 2

It appears to be either a Type 98 or 100

There were separate fuel quantity gauges for each fuel tank or pair of tanks

The observer held the indicator about two feet from his eye

It is about 3/4 inch thick

Temperature Indicator, Electrical, 160deg C, Luftwaffe Fl.20358 FW190 Curtiss It measures 2Here is a WWII era electrical Temperature Indicator used in aircraft of the German Luftwaffe, measuring temperature from 10 deg C to 160 deg C. Likely used to measure cylinder head or oil temperature, the flexibility facilitated by the adjustable limit pointers. It is labeled Fl. 20358, and was made by Hartmann & Braun. According to references on the internet, this instrument appeared in Luftwaffe aircraft Focke Wulf 190 D 9, FW Ta 152, Dornier Do