Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII B5N2 Kate The gyro is uncaged when

The gyro is uncaged when the knob is pulled out

25 inches diameter and ~3 inches long

5 inches diameter and ~1

This is offered for parts or repair as the crown and winding stem are missing

The A-9A regulator was a low pressure continuous flow regulator (vs the on-demand

Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII B5N2 Kate The gyro is uncaged whenHere is a WWII era Sensitive Altimeter, Air Corps US Army Type C 12, made by Kollsman. The C 12 Altimeter was used across all aircraft of the Air Corps US Army, including heavy bombers B 17 and B 24, medium bombers, B 25 and B 26, Fighters P 38, P 39, P 40, P 47, and P 51, and transports C 46 and C 47, according to the Maintenance Interchangeability Chart dated Dec 1943. The C 12 Sensitive Altimeter displayed altitude using 3 pointers. The first and