WASHINGTON, June 16 (Reuters) - The U.S. State

Department approved a possible foreign military sale to

Australia of fighter jet spare parts for $2 billion, the

Pentagon said in a statement, adding the principle contractor

will be Boeing ( BA ).

Australia had requested to buy the equipment related to the

sustainment of its Boeing F/A-18F Super Hornet fighter jet, and

the EA-18G Growler jet which is mainly used in electronic

warfare roles such as radar jamming.