Russian diesel-electric cruise-missile submarine K-68 1961-1977, B-68 1977-1990 and BS-68 1990-1993

Project 659/NATO Echo I-class in SSN configuration. ©Warshipsresearch.blogspot.com

Project 651/NATO Juliett-class. ©Warshipsresearch.blogspot.com

Part of Project 651 named by NATO Juliett-class preceded by Echo-class succeeded by Charlie-class. Designed in end 1950s by a team with as chairman Abram Samuilovich Kassatsier. Building planned of 35 boats but 19 were cancelled and 16 completed. Laid down by Krasnoye Sormovo Shipyard No. 112, Gorky on 25 January 1961, launched on 30 April 1963, commissioned on 25 December 1965, renamed B-68 on 25 July 1977, BS-68 on 19 April 1990, stricken on 3 July 1992 and broken up.

Sources

Breyer, S. and N. Polmar. Guide to the Soviet Navy, 2nd edition.

Jordan, J. Soviet submarines 1945 to the present.

Kouznetsov, N. La Marine sovietique en guerre 1941-1945.

Pavlov, A.S. Warships of the USSR and Russia 1945-1995.

Polmar N. and J. Noot. Submarines of the Russian and Soviet Navies 1718-1990.

Schulz-Troge, U. Die sowjetische Kriegsmarine.

Jane’s Fighting Ships several editions.

Warshipsresearch.blogspot.com

Russian Ships Info dated 12 April 2026 19:46 o’clock.

Juliett-class dated 5 May 2026 10:05 o’clock