Airspeed Indicator, Sensitive, 700MPH, Type AN5862-W2, US Army Air Force, WWII F3D Skyknight indicating the quantity of oil

indicating the quantity of oil in each from 0 to 85 gallons

made by Aerosonic part number RC60V10 for Cessna

for MN-26 and RA-10 Radio Receivers as used in bomber and transport aircraft of the US Army Air Force and US Navy

very early indeed

Airspeed Indicator, Sensitive, 700MPH, Type AN5862-W2, US Army Air Force, WWII F3D Skyknight indicating the quantity of oilThe Army Type AN5862 Airspeed Indicator (also called type F 1A) was used across a number of US Army Air Corps and Air Force aircraft during WWII, including heavy bombers B 17, B 24, B 29, medium bombers B 25 and B 26, as well as light bomber A 20, according to the Accessories Interchangeability Chart dated Feb 1945. It was also used in versions of US Army Air Force WWII fighters P 38, P 39, P 40, P 47, and P 51. This F 1A was made by Kollsman, part