Soviet Union
Operators
1935
Commissioned
Soviet Union
National Origin
54
Complement
Pravda-class / P-class
Hull Class
4
Number-in-Class
Pravda (P1); Zvezda (P2); Iskra (P3); Unnamed Boat (P4) (cancelled)
Ships-in-Class
Submerged Attack
Traveling under the surface to search, track, and / or engage or reconnoiter areas.
Maritime Patrol
Active patroling of vital waterways and maritime areas; can also serve as local deterrence against airborne and seaborne threats.
Fleet Support
Serving in support (either firepower or material) of the main surface fleet in Blue Water environments.
295.3 feet
(90.01 meters)
Length
1,200
tons
Displacement
1,870
tons
Displacement (Submerged)
Conventional diesel-electric arrangement with diesel units producing 5,400 horsepower and electric set generating 1,400 horsepower; 2 x Shafts.
Propulsion
20.5 knots
(23.6 mph)
Surface Speed
12.0 knots
(13.8 mph)
Submerged Speed
5,700 nm
(6,560 miles | 10,557 km)
Range
1 knot = 1.15 mph; 1 nm = 1.15 mile; 1 nm = 1.85 km
4 x Torpedo tubes (bow-facing)
2 x Torpedo tubes (stern-facing)
2 x 100mm deck guns
1 x 45mm Anti-Aircraft (AA) gun