Osetr (Lake) Class Submarine

Designer: Simon Lake

Manufacturer:

Arsenal, Libau

Role:

Anti-Ship Submarine

Year Adopted:

1904 - Parts delivered to Russia
1905 - Completed

6 boats

  
153 Tons
187 Tons

Operational Status:

Russia - Obsolete
All boats stricken between 1913 and 1915

Armament:

2 x 15 inch (381mm) torpedo tubes in bow
1 x 15 inch (381mm) torpedo tubes in stern

Engine:

2x petrol engines producing 120 hp each
2x electric motors producing 60 hp each
Two propeller shafts

Crew:

24 Officers and Sailors

Length:

72 feet
(22.0 meters)

Draught:

12 feet 3 inches
(3.7 meters)

Beam:

12 feet
(3.6 meters)

Maximum Speed
     Surfaced:
     Submerged:

  
8.5 knots
4.5 knots