Lockheed Martin Corp., Lockheed Martin Aeronautics Co., Fort Worth, Texas, is being awarded a $17,000,000 modification to a previously awarded advance acquisition contract (N00019-11-C-0083) to procure long lead items in support of the Italian Air Force F-35 Lightning II Joint Strike Fighter aircraft (conventional takeoff and landing) for the government of Italy. Work will be performed in Fort Worth, Texas (35 percent); El Segundo, Calif. (25 percent); Warton, United Kingdom (20 percent); Orlando, Fla. (10 percent); Nashua, N.H. (5 percent); and Baltimore, Md. (5 percent). Work is expected to be completed in December 2012. Contract funds will not expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Md., is the contracting activity.