Free Air Temperature Indicator, Direct Reading, Type C-13B WWII C-118 B-47 Stratojet

B-47 Stratojet

indicative of a year of manufacture of 1943

HAYES G-3-217

ID-322 as used in the AN/ARN-30 Radio Receiver System (see photos of system and its description in gallery) during the 1950s-60's

Free Air Temperature Indicator, Direct Reading, Type C-13B WWII C-118 B-47 StratojetThis is an authentic vintage Direct Reading Free Air Temperature Indicator Type C 13B, as used in Bombers Boeing B 17 Flying Fortress and Consolidated B 24 Liberator, plus Transport Douglas C 47 Skytrain and others. The instrument indicated to the pilot the aircraft's external air temperature from 70dC to +50dC in aircraft of the Air Force US Army, and would have its stem installed from the cockpit or the bombardier's compartment thru the skin or the