Bell AH-1Z/UH-1Y Fleet Passes 400,000 Flight Hour Milestone
Bell Textron announced on Thursday that the fleet of AH-1Z Viper and UH-1Y Venom attack and utility helicopters has passed the 400,000-flight-hour mark. The aircraft, which have been deployed for military operations since 2010, are the result of an upgrade program for H-1 helicopters launched by the U.S. Marine Corps in 1996. The Marine Corps […]