J-7E (Fishcan) Chinese Fighter Aircraft

J-7E series is a series of day time fighter of J-7 that utilizing double delta wing which greatly improved maneuverability. It was decided that in order to maintain good maneuverability, the series would not be equipped with fire control radar and medium range AAMs. Equipped with only ranging radar and close range AAM, J-7E series are still daytime fighter. New features of this series includes utilization of carbon-carbon composite brake that quadrupled the service life to more than a thousand landings, utilization of aluminum-lithium alloy that reduces weight by 17%, and pressure ground fueling system replaced gravity ground fueling system that drastically reduced the time of fueling by 80% to 6 minutes from the original half an hour. Deletion of the portside gun resulted in increase of fuel capacity by 100 liters, and the ammo for the starboard side gun is reduced to 60 rounds. WP-13F engine increased mean time between overhaul (MTBO) to 300 hours and service life to 900 hours.Maximum payload is increased to 1.6 ton. Newer avionics replaced the older ones on earlier J-7's. J-7E: Renamed production version of J-7IV with problems exposed by prototypes being stamped out, such as aileron flutter, automatic pitching, lateral Dutch roll, and that of HUD. This model is equipped with a Chinese version of Italian Pointer 2500 ranging radar originally used on Q-5M, modified to fit into the nosecone of J-7E. Pointer 2500 ranging radar is a development of Pointer ranging radar used on the initial production version of AMX International AMX, which in turn, is a licensed Italian copy of Israeli Elta EL/M-2001B pulse Doppler ranging only radar. More than 260 were built when production stopped in 2001.