Pressure Gauge, 2000PSI, PN 12882-A, AN5771-4, similar to use in B-17, B-24 Pre-WW2 to align the line of

to align the line of firing with the line of the gunsight

and a service label dated 1966

The gunner took aim at his target by looking through the glass screen mounted on an optic head the bottom of the sight

It is in good condition given its age

Our research indicates that it may have been made for the Canadian-designed/manufactured Cold-War-era interceptor aircraft

Pressure Gauge, 2000PSI, PN 12882-A, AN5771-4, similar to use in B-17, B-24 Pre-WW2 to align the line ofHere is an aircraft Pressure Gauge, 0 2000PSI, made by Electric Auto Lite. Measures 2. 25in diameter and ~2in deep. According to the Maintenance Interchangeability gude dated Feb 1945, the AN5771 4 Pressure Gauge was used across many multi engine aircraft of the US Army Air Forces, including bombers B 17 Flying Fortress, B 24 Liberator, B 29 Superfortress, B 25 Mitchell, B 26 Marauder, and A 20 Havoc. It closely resembles the model used in these