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MQ-4C Triton UAV aircraft: Norhrop Grumman and US Navy conclude initial testing phase
San Diego, USA - 81 hours gathered, at altitudes of up to almost 60,000 feet
![](https://www.avionews.it/resources/big/9462c3d77c77d4816a98cd33858d55dd.jpg.webp)
Northrop Grumman Corporation and the US Navy have successfully completed the first major milestone of the Triton unmanned aircraft vehicle (UAV, a remote-piloted aircraft) flight test program, clearing the aircraft to fly at various altitudes, speeds and weights. During the test program, which is known as initial envelope expansion, the Northrop Grumman/Navy test team validated more than 568 test...
AVIONEWS - World Aeronautical Press Agency - 1159213
AVIONEWS - World Aeronautical Press Agency
AVIONEWS - World Aeronautical Press Agency