Wehrmacht History 1935 to 1945


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M 378


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Service Data

In Service:

Production Data

Builder: F. Schichau GmbH, Elbing
Construction No:
Laid down:
Launched: 1944

Technical Data

Type: 1940 Type Minesweeper/Minensuchboot
Class: M 261 Class

Displacement: 543 tons standard 775 tons full load
Length: 62.3 m
Beam: 8.9 m
Draft: 2.82 m
Propulsion: 2 × vertical 3 cylinder triple expansion engines producing up to 2,150 shp
Speed: 17.2 knots
Range: 4,000 nautical miles at 10 knots
Crew: 65 men and officers
1 × 10.5 cm L/45
carried 120 rounds
1 × 3.7 cm L/83 SK C/30
carried 2000 rounds
2 × 2 cm MG L/65 C/30
carried 4000 rounds
7 × 2 cm MG L/65 C/30 after 1941
carried 14000 rounds
30 mines
Armour 10 mm
Operators: Kriegsmarine

Other: Minesweepers


The M 378 Minesweeper (Minensuchboot) was built in the 1940s by F. Schichau GmbH shipyard located in Elbing, Germany as a minesweeper or escort vessel for the Kriegsmarine.

Construction was transverse frame of steel construction, which was partly welded, this vessel also had eleven watertight compartments and a double bottom with hard chine foreship and tug stern. The superstructure, Bridge etc was armored up to 10 mm in thickness. The propulsion system installed in these vessels was the two vertical three cylinder triple expansion engines. And when used as minesweepers the Kabel Fern Raum Gerat (KFRG) system was employed, which used generators producing 60 V, 20 kW to power the magnetic sweeping gear.


The Minesweeper M 378 is commissioned as the TS 13.

April 1945
The Minesweeper M 378 is transferred to Rostock.

The Minesweeper M 378 is seized as a prize of war by the Russians.

The Minesweeper M 378 is transferred to the Black Sea fleet as a T 7 class minesweeper.



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German Warships, 1815-1945: Major Surface Vessels.
ISBN-10: 0851775330

German Warships, 1815-1945: U-boats and Mine Warfare Vessels.
ISBN-10: 155750301X

German warships of the Second World War.
ISBN-10: 0668040378

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