Rate of Climb / Vertical Air Speed Indicator US Navy Lockheed P-3 Orion 2 Regia Aeronautica to align the line of

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

This is an authentic WW2-vintage Landing Gear Pressure Indicator

Here is an Annunciator unit

It has the original crown symbol of the Air Ministry on the back

The side label is partially removed

Rate of Climb / Vertical Air Speed Indicator US Navy Lockheed P-3 Orion 2 Regia Aeronautica to align the line ofThis offer is for a Rate of Climb Vertical Speed Indicator, Kollsman A26877 10 001, as used in the US Navy's P 3 Orion Antisubmarine Aircraft according to US Navy documentation on file. It has a service label from Naval Air Rework Facility Jacksonville (FL) dated Q4 1987. Measures 2in diameter and ~5. 5in deep. It is in nice condition given its age. The dial markings are clear and the glass and case are intact.