K-279 was the first Project 667B Murena (also known by the NATO reporting name "Delta-I") ballistic missile submarine of the Soviet Navy. Development of Project 667B began in 1965. Her keel was laid down in 1971 by Sevmash at the Severodvinsk shipyard. She was launched in January 1972, and commissioned in the Soviet Northern Fleet on 22 December 1972.