Country: USSR.
Class, [Type]: Echo II, [SSN].

Builder: SEVMASH, Severodvinsk, USSR.
Laid down date: 29 October 1964.
Launch date: 30 December 1965.
Commission date: 25 August 1966.
Decommission date: 19 April 1990.

Displacement ( tons ): 4450 surfaced, 5760 dived.
Dimensions ( metres ): 115,4 x 9,3 x 6,7.
Main machinery: 2 x pressurized water-cooled reactors ( 70000 hp ), 2 x steam turbines, 2 x electric motors PG – 116 ( 1800 hp ).
Speed ( knots ): 14 surfaced; 23 dived.
Diving depth ( metres ): 300.
Range ( miles ): 5000 at 14 knots
Complement: 109 ( 29 officers ).

Missiles: SSM: 8 x 1 SS-N-12 Sandbox.
Torpedoes: 8 x 533mm bow torpedo tubes, 8 x 400mm stern torpedo tubes ( total 16 torpedoes ).

Radar: Air/Surface search: Albatros.
Sonar: Arktika - M.
Comment: Laid on the Project 675. In the 1977 - 1981 period was upgraded Project 675MK. On July 25, 1977 was renamed K-62.