Red October (fictional submarine) subs were only about 175 meters long with about a 23-meter beam. "Red October" would also have been about 5,000 tons heavier than the normal Typhoon class sub. No Soviet submarines were officially named "Red October". Only the Japanese experimental civilian boat "Yamato 1" has managed to use this type of advanced propulsion system. In the film, "Red October" appears much like a standard Typhoon-class submarine though it has a number of significant differences. The aft section of the submarine contains two ducts for the caterpillar drive. The upper rudder carries a towed sonar array which typical Typhoon-class submarines do
The Hunt for Red October physical power in solving a particular crisis. From a young age, Clancy was an avid reader of naval history and sea exploration. However, he was later rejected from serving in the military because of his poor eyesight. Since graduating from high school and eventually earning an English major, he always wanted to write a novel. He eventually worked as an insurance agent for a small business owned by his then-wife's family. In his spare time, Clancy started working on "The Hunt for Red October" on November 11, 1982, and finished it four months later on February 23, 1983. Contrary to