The KH-31 anti-radiation missile is a Russian-made missile. The Kh-31 air-launched anti-radiation missile is a short-range supersonic anti-ship missile. The missile and inertial guidance + active radar guidance mode, the length of the bomb is 4.9 meters, the diameter of the bomb is 0.38 meters, the maximum wingspan is 1.15 meters, the weight is 600 kilograms, the speed is 3 times the speed of sound, the warhead is 100 kilograms of high explosive warhead, the range of 160 kilometers. The missile is highly versatile, and Russia is working on a variant based on the missile, the specific name of the variant is not yet clear, and there are reports that it will use an active and passive composite seeker and fly at a speed of about (800 to 900) meters per second. The KH-31 was originally intended as an airborne anti-ship missile. But the Russians soon realized that the missile could also be an excellent anti-radar weapon with a different guide head. The anti-ship version of the KH-31 has a range of 50 km, while the anti-radar version has an effective range of 110 km. The 600-kilogram missile carries a heavy warhead weighing 87 kilograms (about 191 pounds).