K-433 is a Russian submarine that belongs to the Project 667BDR class, also known as the Delta III class. It was launched in 1980 and is primarily designed for strategic nuclear deterrence. The submarine can carry up to 16 R-29RM intercontinental ballistic missiles, which are capable of striking targets at great distances. The K-433 is equipped with advanced sonar and navigation systems, allowing it to operate stealthily underwater. It plays a crucial role in Russia's naval capabilities, contributing to the country's defense strategy by ensuring a second-strike capability in the event of a nuclear conflict.