OVERVIEW: The PLA-971 Akula I [Shchuka-B] is a nuclear-powered attack submarine (SSN) operated by the Russian Navy. Entered into service in 1993, it represents an evolution of Soviet submarine design, balancing acoustic stealth with formidable offensive capabilities.

DETAILS: The Akula I, also designated Project 971 Shchuka-B, represents the culmination of late Soviet efforts to produce a submarine capable of directly challenging Western SSN designs, particularly the US Navy's Improved Los Angeles class. Development focused heavily on acoustic signature reduction, employing anechoic tiles, rafted machinery, and improved propeller designs to minimize noise generation. This marked a significant departure from earlier Soviet designs that prioritized speed and diving depth over stealth. The Akula class also incorporated advancements in automation, reducing crew size and increasing operational efficiency. The dissolution of the Soviet Union in 1991 led to funding shortages and delays, impacting the overall production numbers of the Akula class, yet those completed continued to be vital assets within the Russian fleet.

The Akula I's primary role is anti-submarine warfare (ASW), with a secondary focus on anti-surface warfare (ASuW). Its improved acoustic signature allows it to operate closer to enemy surface and subsurface combatants, enhancing its ability to detect and engage high-value targets. The submarine is also capable of conducting intelligence, surveillance, and reconnaissance (ISR) missions. The SA-N-8 Gremlin mast launcher provides a limited self-defense capability against aerial threats.

The sensor suite aboard the Akula I provides a comprehensive picture of the underwater environment. The Shark Gill [MGK-540 Skat-3] and Shark Tail [MG-541 Skat-3] sonar systems provide active and passive detection and ranging capabilities. The Rim Hat [Kremlin-2] fire control system integrates sensor data and controls the submarine’s weapons. The Snoop Pair [MRKP-58 Radian] radar offers surface search and navigation functionality. The Generic Acoustic Intercept receiver allows the submarine to detect and analyze enemy sonar transmissions. The Mouse Roar [MG-519 Arfa-M] provides hydroacoustic detection of torpedoes. Twin periscopes, one optical and one with Low Light TV (LLTV), support visual observation and targeting. The SOKS (System of Observation of the Condition of the Surroundings) system, presumably for environmental monitoring, adds an additional layer of situational awareness. The Akula I’s formidable armament of both 533mm and 650mm torpedo tubes allows it to employ a variety of anti-submarine and anti-ship torpedoes, as well as potentially deliver land-attack cruise missiles (though not explicitly stated in the provided data). The presence of a signal ejector enables the deployment of decoys and communication buoys.

SPECIFICATION: Length: 110.3 m || Beam: 13.6 m || Draft: 9.7 m || Disp: 8140 t

SENSORS: Rim Hat [Kremlin-2] || Shark Tail [MG-541 Skat-3] || Shark Gill [MGK-540 Skat-3] || Snoop Pair [MRKP-58 Radian] || Generic Acoustic Intercept || Mouse Roar [MG-519 Arfa-M] || Generic Submarine Periscope, Optical || Generic Submarine Periscope, LLTV || SOKS

ARMAMENT: SA-N-8 Gremlin [9K34 Strela-3] Mast Launcher || 533mm TT || 533mm TT || 650mm TT || 650mm TT || Signal Ejector