Oscar class submarine

The Soviet Union's Project 949 (Granit) and Project 949A (Antey) submarines are known in the West by their NATO reporting names: the Oscar-I and Oscar-II classes respectively.

Two Oscar-I submarines were built at Severodvinsk and assigned to the Soviet Northern Fleet:

K-525, Minsky Komsomolets, laid down 1978, commissioned 1980, renamed Arkhangelsk in 1991
K-206, Murmansk, was commissioned in 1981

Ten Oscar-II submarines were built at Severodvinsk. Six were assigned to the Soviet Northern Fleet:

Soviet submarine K-148, Krasnodar, commissioned 1986
Soviet submarine K-119, Voronezh, commissioned 1988
Soviet submarine K-410, Smolensk, commissioned 1990
Soviet submarine K-266, Orel, formerly Severodvinsk, commissioned 1992
Soviet submarine K-186, Omsk, launched May 8, 1993, commissioned October 27, 1993
Soviet submarine K-141, Kursk, laid down 1992, launched 1994, commissioned December 1994, lost August 12, 2000

Four were assigned to the Soviet Pacific Fleet:

K-132, Belgorod, commissioned 1987
K-173, Chelyabinsk, commissioned 1989
K-442, Tomsk, commissioned 1991
K-456, Kasatka, commissioned to the Northern Fleet in 1991; transferred to the Pacific Fleet September 1993

General Characteristics

Displacement when surfaced: 13,400 tons (Oscar-I), 14,700 tons maximum (Oscar-II)
Displacement when submerged: 20,540 tons (Oscar-I), 24,000 tons (Oscar-II)
Length: 144 meters (Oscar-I), 155 meters (Oscar-II)
Beam: 18.2 meters
Draft: 9 meters (Oscar-I) 9.2 meters (Oscar-II)
Max depth: Oscar-I - 400 meters regular, 450 critical. Oscar-II - 500 meters regular, 600 critical.
Compartments: 10
Complement: 48 officers, 68 men (Oscar-I) or 59 men (Oscar-II)
Reactor: Two OK-650b pressurised water reactors generating 190MW each.
Propulsion: two shafts, each 49,000hp
Speed (submerged): 30 knots (Oscar-I), 28 knots (Oscar-II)
Strategic armament: 24 Granit SS-N-19 missiles in two banks of 12 tubes mounted outside the pressure hull
Defensive armament: four 533mm and two 650mm bow torpedo tubes