Pressure Gauge, 2000PSI, PN 12882-A, AN5771-4, similar to use in B-17, B-24 Pre-WW2 It is in good condition

It is in good condition given its age

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

See photo of the Coronado's engineers panel showing the location of this instrument from the Flight Manual dated 1942

The glass and face markings are intact

It consists of a small 'telescope' viewing vertically towards the ground

Pressure Gauge, 2000PSI, PN 12882-A, AN5771-4, similar to use in B-17, B-24 Pre-WW2 It is in good conditionHere 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