Russian submarine Barnaul information

	Barnaul
History
Russia
Name	K-263
Builder	Amur Shipyard, Komsomolsk-on-Amur
Yard number	502
Laid down	9 May 1985
Launched	28 May 1986
Commissioned	30 December 1987
Renamed	Barnaul; (Барнаул);
Namesake	Barnaul
Decommissioned	2011
Identification	Pennant number: 974
Status	Decommissioned
General characteristics
Class and type	Akula-class submarine
Displacement	8,010–14,470 long tons (8,140–14,700 t) surfaced ; 12,570 long tons (12,770 t) submerged;
Length	110.3 m (361 ft 11 in) maximum
Beam	13.6 m (44 ft 7 in)
Draught	9.7 m (31 ft 10 in)
Propulsion	one 190 MW OK-650B/OK-650M pressurized water nuclear reactor (HEU <= 45%); 1 OK-7 steam turbine 43,000 hp (32 MW); 2 OK-2 Turbogenerators producing 2 MW; 1 seven-bladed propeller; 2 OK-300 retractable electric propulsors for low-speed and quiet maneuvering at 5 knots (9.3 km/h; 5.8 mph);
Speed	10 knots (19 km/h; 12 mph) surfaced; 28–35 knots (52–65 km/h; 32–40 mph) submerged;
Endurance	100 days
Test depth	480 m (1,570 ft)
Complement	73
Sensors and ; processing systems	MGK-500 or 540 active/passive suite; Flank arrays; Pelamida towed array sonar; MG-70 mine detection sonar;
Electronic warfare ; & decoys	Bukhta ESM/ECM; MG-74 Korund noise simulation decoys (fired from external tubes); MT-70 Sonar intercept receiver; Nikhrom-M IFF;
Armament	4 × 533 mm torpedo tubes (28 torpedoes) and 4 × 650 mm torpedo tubes (12 torpedoes).; 1–3 × Igla-M surface-to-air missile launcher fired from sail (surface use only); Granat cruise missiles, now Kalibr;
Notes	Chiblis Surface Search radar; Medvyeditsa-945 Navigation system; Molniya-M Satellite communications; MGK-80 Underwater communications; Tsunami, Kiparis, Anis, Sintez and Kora Communications antennas; Paravan Towed VLF Antenna; Vspletsk Combat direction system;

The K-263 Barnaul was an Akula-class submarine of the Russian Navy.

^ "Marine Nuclear Power:1939 – 2018" (PDF). July 2018. Retrieved 30 December 2022.
^ Podvodnye Lodki, Yu.V. Apalkov, Sankt Peterburg, 2002, ISBN 5-8172-0069-4
^ "Specification: SSN Akula Class (Bars Type 971) Attack Submarine, Russia". Naval-technology.com. Archived from the original on 5 June 2011.
^ Apalkov, Yu. V. (2003). Подводные лодки ВМФ СССР [Submarines of the Soviet Navy]. Sankt-Peterburg: Galeya Print. ISBN 5-8172-0071-6.
^ Saunders, Stephen, ed. (2008). Jane's Fighting Ships 2008-09. Coulsdon, UK: Jane's Information Group. p. 644. ISBN 978-0-71062-845-9.

[1] "Marine Nuclear Power:1939 – 2018" (PDF). July 2018. Retrieved 30 December 2022.

[Podvodnye_Lodki_2002-2] Podvodnye Lodki, Yu.V. Apalkov, Sankt Peterburg, 2002, ISBN 5-8172-0069-4

[3] "Specification: SSN Akula Class (Bars Type 971) Attack Submarine, Russia". Naval-technology.com. Archived from the original on 5 June 2011.

[Podvodnye_Lodki_2003-4] Apalkov, Yu. V. (2003). Подводные лодки ВМФ СССР [Submarines of the Soviet Navy]. Sankt-Peterburg: Galeya Print. ISBN 5-8172-0071-6.

[Janes2008-5] Saunders, Stephen, ed. (2008). Jane's Fighting Ships 2008-09. Coulsdon, UK: Jane's Information Group. p. 644. ISBN 978-0-71062-845-9.

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History
Barnaul
Russia
Name	K-263
Builder	Amur Shipyard, Komsomolsk-on-Amur
Yard number	502
Laid down	9 May 1985
Launched	28 May 1986
Commissioned	30 December 1987
Renamed	Barnaul (Барнаул)
Namesake	Barnaul
Decommissioned	2011
Identification	Pennant number: 974
Status	Decommissioned
General characteristics
Class and type	Akula-class submarine
Displacement	8,010–14,470 long tons (8,140–14,700 t) surfaced 12,570 long tons (12,770 t) submerged
Length	110.3 m (361 ft 11 in)^[2] maximum
Beam	13.6 m (44 ft 7 in)
Draught	9.7 m (31 ft 10 in)
Propulsion	one 190 MW OK-650B/OK-650M pressurized water nuclear reactor (HEU <= 45%^[1]) 1 OK-7 steam turbine 43,000 hp (32 MW) 2 OK-2 Turbogenerators producing 2 MW 1 seven-bladed propeller 2 OK-300 retractable electric propulsors for low-speed and quiet maneuvering at 5 knots (9.3 km/h; 5.8 mph)
Speed	10 knots (19 km/h; 12 mph) surfaced 28–35 knots (52–65 km/h; 32–40 mph) submerged^[5]
Endurance	100 days^[4]
Test depth	480 m (1,570 ft)
Complement	73^[3]
Sensors and processing systems	MGK-500 or 540 active/passive suite Flank arrays Pelamida towed array sonar MG-70 mine detection sonar
Electronic warfare & decoys	Bukhta ESM/ECM MG-74 Korund noise simulation decoys (fired from external tubes) MT-70 Sonar intercept receiver Nikhrom-M IFF
Armament	4 × 533 mm torpedo tubes (28 torpedoes) and 4 × 650 mm torpedo tubes (12 torpedoes). 1–3 × Igla-M surface-to-air missile launcher fired from sail (surface use only) Granat cruise missiles, now Kalibr
Notes	Chiblis Surface Search radar Medvyeditsa-945 Navigation system Molniya-M Satellite communications MGK-80 Underwater communications Tsunami, Kiparis, Anis, Sintez and Kora Communications antennas Paravan Towed VLF Antenna Vspletsk Combat direction system