.50 headstamp identification

Found in belgium with metal detector.
L C 44

Where made and for what gun.

Lake City Ammunition Plant, Lake City, MO. 1944

http://cartridgecollectors.org/?page=headstampcodes#L

Made for any 12.7x99 machine gun. But most likely used in a M2 Which was the standard machinegun on basically all american vehicles of the time

Not to mention aircraft.