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GLAUCO small submarines (1905 - 1909)


Photo



Squalo 1910  

Ships


Name No Yard No Builder Laid down Launched Comp Fate
Glauco     R. Arsenale di Venezia 7/1903 9.7.1905 12/1905 discarded 9.1916
Narvalo     R. Arsenale di Venezia 2/1905 21.10.1906 5/1907 discarded 9.1918
Otaria     R. Arsenale di Venezia 5/1905 25.3.1908 7/1908 discarded 9.1918
Squalo     R. Arsenale di Venezia 8/1904 10.6.1906 9/1906 discarded 9.1918
Tricheco     R. Arsenale di Venezia 11/1905 6.6.1909 10/1909 discarded 9.1918


Technical data


Displacement standard, t 
Displacement normal, t

157 - 161 / 240 - 244

Length, m

36.8

Breadth, m

4.30

Draught, m

2.60

No of shafts

2

Machinery

Glauco, Narvalo, Squalo: 2 FIAT petrol engines / 2 Savigliano electric motors

Otaria, Tricheco: 2 Thornycroft petrol engines / 2 Savigliano electric  motors

Power, h. p.

600 / 170

Max speed, kts

13 / 6

Fuel, t

petrol

Endurance, nm(kts)900(8) / 40(5)
Armament

Glauco: 3 - 450 TT (bow)

others: 2 - 450 TT (bow)

Complement

15

Diving depth operational, m25


Standard scale images


<i>Glauco </i>1906
Glauco 1906


Graphics


<i>Squalo</i> 1910  
Squalo 1910  


Project history

Designed by Eng Lieut Cesare Laurenti, this class may be considered an experimental one, even though it was the first mass-produced class. There were some differences among the boats, eg the TT, three for Glauco reduced to two in the rest. Their motors were not reliable and the petrol aboard was a continuous source of danger.

Modernizations

None.

Naval service

During the war they were employed for harbour defence at Brindisi and Venice.