Keywords: A4D-2N prototype NAN1-59.jpg The Douglas A4D-2N after 1962 A-4C prototype BuNo 145062 The A4D-2N was equipped with an AN/APG-53A radar in a lenghtened nose 22 cm In addition it was provided with an angle of attack indicator system a Low Altitude Bombing System LABS an autopilot an all-attitude indicating gyro and an improved Escapac 1A-1 ejector seat The windshield was provided with a wiper and the cockpit layout was revised It The A4D-2N was initially powered by the 7000 lb s t J65-W-16A turbojet but many later received the J65-W-20 with a takeoff rating of 8400 lb s t The first flight was on 21 August 1958 638 A4D-2Ns were built more than any other A-4 variant U S Navy Naval Aviation News January 1959 http //www history navy mil/nan/backissues/1950s/1959/Jan59 pdf 1958 USN PD-USGov-Military-Navy A-4C Skyhawk |