Lockheed Martin Mission Systems and Sensors, Owego, N.Y., is being awarded a $33,634,968 modification to a previously awarded firm-fixed-price contract (N00019-06-C-0098) to incorporate the automatic radar periscope detection and discrimination (known as ARPDD, Ed) radar into six MH-60R/MH-60S full rate production aircraft.  Work will be performed in Farmingdale, N.Y. (86 percent), and Owego, N.Y. (14 percent), and is expected to be completed in December 2013.  Contract funds in the amount of $24,694,108 will expire at the end of the current fiscal year.  The Naval Air Systems Command, Patuxent River, Md., is the contracting activity.