The Navy has awarded a $1.9 billion order for more aerial reconnaissance and sub-hunting aircraft to Boeing, the agency announced Friday. The low-rate initial production award for 11 P-8A Poseidon aircraft is a modification to a previously awarded fixed-price-incentive-firm contract and follows two orders last year for 13 aircraft. The fleet will ” bolster the service’s anti-submarine, anti-surface warfare and intelligence, surveillance and reconnaissance capabilities,” Boeing said in a news release today. Boeing has delivered three of the P-8As, which are based on the company’s 737-800 commercial airplane, the company said. The Navy plans to purchase 117 to replace its P-3 fleet. Most of…