The U.S. Department of defense have identified the critical problems the American fighter of the 5th generation F-35. About It informs the magazine Defense News referring to the report of the Department. During testing, the military concluded that the version of the F-35B with short takeoff and vertical landing will serve only 2100 flight hours, which is presumably a quarter of the expected service life of 8000 hours. This means that part of the aircraft, each of which cost nearly $ 100 million will be written off in 2026. experts also believe that the accuracy of the built-in machine gun F-35A is unacceptable and does not meet the technical standards described in the contract. Major General, United States air force retired Director for operational test Robert Behler said that the aircraft has a serious software error. in the Department of operational test and evaluation, defense for the United States that provide ALIS data are often incomplete or completely incorrect. According to experts, "under stress" It can interfere with the ability to react quickly to the enemy. Moreover, experts stressed the inconvenience in operation of the system is often automated functions require manual entry. For its part, the correction data is time consuming and leads to delay of first flight or even its cancellation. at the end of October last year, the Ministry of defense at the time stopped flying for about twenty F-35 fighter due to issues with the fuel system. The month before, the us military has also suspended flights of aircraft of this type to explore the potential for a problem after a disaster the F-35 in South Carolina. for his part, the acting head of the Pentagon Patrick Shanahan obscenely spoke about the F-35 and said that Lockheed Martin does not know how to implement the program creation fighter of the 5th generation. Program for the creation of Lockheed Martin F-35 Lightning II became the most expensive in the history of weapons production, the U.S. spent nearly half a trillion dollars. The developers exceeded the initially planned expenditures in the hundreds of dollars, and the fighter was commissioned on 7 years later than expected. <span style="color:darkgray