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Ruggiero Settimo 1943  

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
Luigi Settembrini			Tosi, Taranto	4.1928	28.9.1930	1.1932	sunk 15.11.1944
Ruggiero Settimo			Tosi, Taranto	6.1928	29.3.1931	4.1932	discarded 3.1947

Technical data

Displacement standard, t	872
Displacement normal, t	938 / 1135
Length, m	69.1
Breadth, m	6.61
Draught, m	4.45
No of shafts	2
Machinery	2 Tosi diesels / 2 Ansaldo electric motors
Power, h. p.	3000 / 1400
Max speed, kts	17.5 / 7.7
Fuel, t	diesel oil 52 (norm.)
Endurance, nm(kts)	9000(8) / 80(4)
Armament	1 x 1 - 102/35 Schneider-Armstrong 1914-15, 2 x 1 - 13.2/76, 8 - 533 TT (4 bow, 4 stern, 12)
Electronic equipment	hydrophone
Complement	56
Diving depth operational, m	90

Standard scale images

Graphics

Project history

Project on the basis of Mameli class in which the insufficient stability was corrected. Besides, more than twice endurance was increased, and TT number was increased to 8. Partially double-hulled.

In 1943 both received moderated size CT.

Modernizations

None.

Naval service

Luigi Settembrini was by mistake sunk by ramming of American escort destroyer Frament 15.11.1944 E off Bermuda during anti-submarine manoeuvres.