Russian submarine Svyatoy Georgy
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Raising of the ensign of the Russian Navy on Svyatoy Georgy, 20 May 1917 | |
| History | |
|---|---|
| Name | Svyatoy Georgy |
| Namesake | Saint George |
| Builder | Laurenti–Ansaldo, La Spezia |
| Laid down | 1916 |
| Launched | January 1917 |
| Commissioned | 20 May 1917[a] |
| Fate | Left stranded on a sandbank in 1918, captured by the Red Army in February 1920 |
| Name | Kommunar (from 7 May 1920) |
| Namesake | Communards |
| Decommissioned | January 1923 |
| Stricken | 24 July 1924 |
| Fate | Used as a training hulk until 1941 |
| General characteristics | |
| Type | Submarine |
| Displacement |
|
| Length | 45.2 m (148 ft 4 in) |
| Beam | 4.3 m (14 ft 1 in) |
| Draft | 3.02 m (9 ft 11 in) |
| Propulsion |
|
| Speed |
|
| Range |
|
| Test depth | 45 m (148 ft) |
| Complement | 19 officers and sailors |
| Armament |
|
The Russian submarine Svyatoy Georgy (Russian: Святой Георгий, lit. 'Saint George') was a unique submarine built during World War I for the Imperial Russian Navy by the Italian firm Ansaldo and the engineer Cesare Laurenti. The submarine had been ordered by Russia in 1912, but the original boat was completed shortly after the outbreak of the war and entered service with the Royal Italian Navy. Russia ordered a replacement in 1915, which was laid down in 1916 and launched in January 1917. Svyatoy Georgy was completed and commissioned into the Russian Navy on 20 May 1917. The submarine's armament consisted of one deck gun and two torpedo tubes.
Svyatoy Georgy left Italy and went on a five-thousand mile voyage on its own power from the Mediterranean Sea to the port of Arkhangelsk on the coast of northern Russia, where the submarine became part of the Arctic Ocean Flotilla. The journey lasted from June to September 1917. Shortly after its arrival the submarine underwent repairs and did not see any combat against Germany. After the events of the October Revolution, during the Allied intervention in the Russian Civil War the crew took Svyatoy Georgy from Arkhangelsk along the Northern Dvina river and left it stranded on a sandbank. It was eventually recovered and entered service with the Red Navy in the White Sea, being renamed Kommunar, before its decommissioning in 1923. The submarine may have been used as a stationary training hulk until the German invasion of the Soviet Union.

In 1912 the Russian Empire ordered a submarine from the Italian firm Fiat based on the design of the naval engineer Cesare Laurenti. It was a development on the Italian Medusa-class submarine. The boat ordered by Russia was laid down on 11 March 1913 and was launched on 5 July 1914. The Imperial Russian Navy intended to name the submarine Svyatoy Georgy.[1] However, the outbreak of World War I and the neutrality of Italy complicated the situation.[2][3] The submarine was repurposed by the Italy and entered service with the Royal Italian Navy on 18 February 1915 as Argonauta.[1] After the Italian entry into World War I on the side of the Entente later that year Russia ordered a replacement[2][3] as part of its 1915 emergency naval armament program.[4] The second Svyatoy Georgy was laid down in 1916 and launched in January 1917 after being designed and built by Laurenti–Ansaldo in La Spezia, Italy.[1]
Svyatoy Georgy had two Fiat 350 hp (260 kW) diesel engines for moving on the surface and two 250 hp (190 kW) electric motors for moving underwater, providing power to the submarine's two propeller shafts. This gave it a top speed of 13.4 knots (24.8 km/h; 15.4 mph) surfaced and 8.5 knots (15.7 km/h; 9.8 mph) underwater, and a range of 1,600 nmi (3,000 km) while surfaced and 88 nmi (163 km) while submerged. It had a displacement of 260 tons surfaced and 305 tons submerged, along with a length of 45.2 m (148 ft 4 in), a beam of 4.3 m (14 ft 1 in), and a draft of 3.02 m (9 ft 11 in). Its diving depth was 45 m (148 ft). The boat's armament consisted of one 75 mm (3 in) deck gun and two 457 mm (18 in) bow torpedo tubes. The crew consisted of 19 officers and men.[1][5] Like all submarines designed by Laurenti, Svyatoy Georgy had a double hull, and ballast tanks were located between the two hulls.[2]

