F-35 Fleet Surpasses 15,000 Flying Hours

The F-35 Lightning II fleet recently surpassed 15,000 flight hours.
As of April 7, operational F-35s had flown 8,050 hours while System Development and Demonstration aircraft had accumulated 7,123 flight hours. In 2014, F-35A test aircraft have flown 328 hours; F-35B test aircraft have accumulated 191 hours; and F-35C test aircraft have flown 91 hours. In comparison, operational F-35As have flown 963 hours, while their F-35B and F-35C counterparts have accumulated 1,012 and 98 hours respectively for the year.
Also there were successful tests of AIM-120 AMRAAM in February and March.
The U.S. Marine Corps plans to declare IOC in 2015, while the U.S. Air Force and Navy intend to declare IOC in 2016 and 2018.
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