Fuel Quantity Indicator 600 lbs (MD 500?) Spitfire for basic instrument flight procedures

for basic instrument flight procedures and IFR

made by Fenwal for the US Navy's Sub Hunter / Patrol Bomber Lockheed P-3 Orion

by showing increments of quarter fractions from 0 degrees (Up) to fully extended 45 degrees (Down)

the rotating display for each wheel shows an extended image of a wheel

to obtain an accurate bomb run

Fuel Quantity Indicator 600 lbs (MD 500?) Spitfire for basic instrument flight proceduresThis Fuel Quantity Indicator displays fuel quantity from 0 600 lbs (~90 gal), made by Kratos. It has a date stamp of Jun 23, 1978. We aren't certain, but this may have been used in an McDonnell Douglas's line of MD 500 Defender helicopters, given its 600 lb capacity. The part number on the unit is not legible. Meausures ~2 inches diameter and ~5 inches long.