Akula Class / Project 971
Nuclear Powered Attack Submarine

Akula I

Modified Akula I Akula II
Russian Designation: 

Project 971

 Project 971U Project 971A

Manufacturer:

Uncertain at Present

Role:

Attack Submarine

Year Adopted:

1984

1992 1996
Number in Class:

7 boats

 3 boats 1 boat
Displacement
          Surfaced:
          Submerged:

  
8,140 Tons
10,700 Tons

 
9,830 Tons
12,390 Tons

Operational Status:

Russia - In active service with Russian Navy

Armament
     Akula I:
 

     Modified Akula  I:

 

     Akula  II:

 
4x 533mm (21 inch) torpedo tubes, in ship's bow
2x 640mm (26.5 inch) torpedo tubes, in ship's bow

4x 533mm (21 inch) torpedo tubes, in ship's bow
2x 640mm (26.5 inch) torpedo tubes, in ship's bow
6x 533mm (21 inch) torpedo tubes, in outer hull of ship's bow

4x 533mm (21 inch) torpedo tubes, in ship's bow
2x 640mm (26.5 inch) torpedo tubes, in ship's bow
6x 533mm (21 inch) torpedo tubes, in outer hull of ship's bow

Sensor Suite:

Uncertain at Present

Engine:

1 x IK-650B 190Mw pressurized water reactor w/ one shaft
1 x GT3A 35 Mw turbine
2 x 750 hp auxiliary diesel motors

Crew:

73 Officers and Sailors

Length:

361 feet, 11 inches
(110.3 meters)

375 feet
(114.3 meters)

Draught:

31 feet, 9 inches
(9.7 meters)

31 feet, 9 inches
(9.7 meters)

Beam:

44 feet, 7 inches
(13.6 meters)

44 feet, 7 inches
(13.6 meters)

Maximum Speed:

10 knots surfaced
35 knots submerged

Cruising Endurance: 80 days

Operating Depth
        Operational:
        Maximum:

 
Uncertain at Present
1970 feet (600 meters)

  

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