COLUMBUS, Miss.— Airbus Helicopters is pointing to the twin engine H135 helicopter's 5.5 million hours of instrument flight rules (IFR) experience since the year 2000 as a key differentiator in the Navy Advanced Helicopter Training System (AHTS) TH-73, formerly known as TH-XX, competition to replace the service's fleet of TH-57 trainers based at Naval Air Station Whiting Field, Fla. The H135 "has a proven IFR capability, which is a baseline customer requirement, and therefore [the H135 is] pretty much zero…
