Altimeter, Sensitive AN5760-2, C-12, US Army Air Force, Kollsman, WWII Consolidated as used in the US

as used in the US Navy's P-3 Orion Antisubmarine Aircraft according to US Navy documentation on file

The rims of the red and green lights rotate to dim or brighten the lights when illuminated

made by General Electric

which essentially translates to Radium Expires 15 Sep 1943

The knob rotates the directional indicator card when depressed and turned

Altimeter, Sensitive AN5760-2, C-12, US Army Air Force, Kollsman, WWII Consolidated as used in the USThe Army AN5760 2 Type C 12 Sensitive Altimeter was used across a number of US Army Air Corps and Air Force aicraft during WWII, including heavy bombers B 17, B 24, B 29, medium bombers B 25 and B 26, as well as light bomber A 20, according to the Accessories Interchangeability Chart dated Feb 1945. It was also used in versions of US Army Air Force WWII fighters P 38, P 39, P 40, P 47, and P 51, as well as transports C 46 and C 47. This example was