"The State Department has made a determination approving a possible Foreign Military Sale to the Kingdom of Saudi Arabia of Continuation of Maintenance Support Services (MSS) and related equipment for an estimated cost of $500 million," the release said on Thursday.
The maintenance support services contract supports Saudi fleet of Blackhawk, Bell and Schweizer helicopters, including the future fleet of Chinook helicopters, the release added.
The contract's vendor is not known at this time, according to the release.