Ammunition Reserve Counter UH-1 always points toward magnetic North

always points toward magnetic North when freely suspended

made by Liquidometer PN EA-308-1

The compass would be placed in a fixed mount on top of the instrument panel or in the navigators compartment

dated Oct 29

The indicator is in exceptional condition for its pre-1943 age (the year the Air Corps US Army became the Air Force US Army)

Ammunition Reserve Counter UH-1 always points toward magnetic NorthThis is an electromechanical Ammunition Reserve Counter, used to display the rounds of ammunition remaining in reserve, up to 999 rounds, as the aircraft's guns have been fired. The wheel at the left of the digit display counter is used to set the total rounds loaded into the aircraft. The small protrusion right of the digit display counter was likely used to reset the counter to zero once pressed, but it is either non functional or requires the