Compass, Direction Indicator, Kollsman Type 488C-01-615 Poly-Plane Compensator ME-109 fuselage tank (110 gals)

fuselage tank (110 gals)

Here is an aircraft Fuel Pressure Gauge

The angled display shows the 'tulip'

and therefore can only share what we can physically examine

Compass, Direction Indicator, Kollsman Type 488C-01-615 Poly-Plane Compensator ME-109 fuselage tank (110 gals)This appears to be a 1930's era Compass and Directional Indicator, made by Kollsman. We've not seen one until this specimen was found, have failed to locate any documentation on it, and therefore can only share what we can physically examine. It is a large instrument, 5. 5 inches diameter by ~4. 25 inches tall and 4lbs in weight. It is comprised of a liquid filled compass, which indicates with the thin inner pointer, and a larger direction indicator