#Akula class submarine swiming pool series#

The Russians call all of the submarines Shchuka-B, regardless of modifications. There are four sub-classes or flights of Shchuka-B, consisting of the original seven Project 971 boats (codenamed Akula I), commissioned between 19 six Project 971Is (Improved Akulas), commissioned between 19 one Project 971U ( Akula II), commissioned in 1995 and one Project 971M ( Akula III), commissioned in 2001.

#Akula class submarine swiming pool series#

The Akula class, Soviet designation Project 971 Shchuka-B ( Russian: Щука-Б, lit.' Pike-B', NATO reporting name Akula) are a series of fourth generation nuclear-powered attack submarines (SSNs) first deployed by the Soviet Navy in 1986. Tsunami, Kiparis, Anis, Sintez and Kora Communications antennas.1–3 × Igla-M surface-to-air missile launcher fired from sail (surface use only).(K-152 Nerpa has 8 × 533 mm torpedo tubes) 40 torpedoes total 4 × 533 mm torpedo tubes (28 torpedoes) and 4 × 650 mm torpedo tubes (12 torpedoes).MG-74 Korund noise simulation decoys (fired from external tubes).600 m (2,000 ft) maximum operating depth ħ3 for Akula I & Improved, 62 (31 officers) for Akula II & III.480 m (1,570 ft) test depth for Akula I and Akula I Improved.2 OK-300 retractable electric propulsors for low-speed and quiet maneuvering at 5 knots (9.3 km/h 5.8 mph).one 190 MW OK-650B/OK-650M pressurized water nuclear reactor ( HEU 113.3 m (372 ft) for Akula II and Akula III.110.3 m (362 ft) for Akula I and Akula I Improved.12,770 tons Akula I and Akula I Improved.8,140 tons Akula I and Akula I Improved.4 (1 Iribis suspended 42% complete since 1996)Ĥ (4 active +6 on modernization in Russia)