NAVYPEDIA

Photo

Porkkala 1940

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
Pukkio			Valmet, Helsinki		1939	1940	stricken 1974, LCU 1979, sold 1982
Porkkala			Valmet, Helsinki		1940	1940	stricken 1974, LCU 1979, sold 1990
Pansio			Valmet, Helsinki		1940	5.1947	stricken 1979, LCU 1984, sold 1990

Technical data

Displacement standard, t	162
Displacement full, t	?
Length, m	27.0
Breadth, m	6.70
Draught, m	2.50
No of shafts	1
Machinery	1 diesel
Power, h. p.	300
Max speed, kts	10
Fuel, t	diesel oil
Endurance, nm(kts)
Armament	1 x 1 - 45/43 21K, 1 x 1 - 20/60 Madsen, 20 mines, mechanical minesweeping gear
Complement

Graphics

Project history

Improvised minesweepers in tug hulls.

Modernizations

early 1940s, both completed: + 2 x 1 - 20/60 Madsen

early 1940s, all were armed with 1 x 1 - 40/60 Mk 7, 1 x 1 - 20/20 Mk 7, 20 mines

1979, Pukkio, Porkkala; 1984, Pansio: armament consisted of 1 x 1 - 20/70 Mk 7 (can be fitted), 20 mines or cargo

Naval service

Porkkala 28.11.1941 in Kojvisto Sound was stricken by a mine, laid by Soviet submarine Lembit and sank; by summer of 1942 she was salvaged and repaired.