Carrying Case for Master Navigational GCT Watch AN-5740 North American Aviation

Carrying Case for Master Navigational GCT Watch AN-5740 North American AviationThis is an authentic WWII era Carrying Case made specifically to protect the Master Navigational GCT Watch used by navigators of aircraft such as bombers and transports of the US Army Air Corps and US Army Air Force. (Watch is not included). The primary purpose of the Carrying Case was to protect the Master Navigational GCT (Greenwich Civil Time) Watch, whose accuracy was critical during aircraft navigation. The case opens by gently lifting the

The clock mechanism does not appear to run its full setting

This example has the pneumatic connection attached

(see description of this system and its components in the photo gallery)

but if these combinations were ever used operationally is unclear

evidence of a year of manufacturing of 1943

This instrument is in reasonable condition for its age

They include procedures

With the AFN 2

The upper right mount has broken off

The quadrant has 3 levers

dated July 1952

the black paint is worn and chipped