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fighting ships of the world

REGIA MARINA (ITALY)

COASTAL FORCES

"SVAN 12ton type ("A" group 1st series) motor torpedo / gun boats (1916-1917)

MAS3 1916

MAS15 1916

Names

MAS3 - 21

MAS22, 2.1921- MAS16

Builders

SVAN, Venezia: MAS3-22

Completed

1916: MAS3 - 10, 12 - 22

1917: MAS11

Losses

MAS3 (20.11.1917), MAS7 (4.11.1916), MAS10 (17.3.1918), MAS14 (5.2.1918), MAS16 (18.12.1917)

Transfers

none

Discarding

1920: MAS6

1922: MAS4, 5, 8, 9, 17

1925: MAS11

1926: MAS12, 13, 19 - 21

1927: MAS16 (ex-MAS22)

1928: MAS18

1936: MAS15

  

Displacement normal, t

 

Displacement full, t

16

Length, m

16.0

Breadth, m

2.63

Draught, m

1.20

No of shafts

2

Machinery

MAS3 - 8, 16, 17, 19: 2 Isotta-Fraschini petrol engines

MAS9, 10, 12 - 15, 18, 20 - 22: 2 Isotta-Fraschini petrol engines / 2 Rognini electric motors

MAS11: 2 Sterling petrol engines

Power, h. p.

MAS3 - 8, 11, 16, 17, 19: 450

MAS9, 10, 12 - 15, 18, 20 - 22: 450 / 10

Max speed, kts

MAS3 - 8, 11, 16, 17, 19: 22.3 - 25.2

MAS9, 10, 12 - 15, 18, 20 - 22: 22.3 - 25.2 / 4

Fuel, t

petrol

Endurance, nm(kts) 160 - 200(22 - 25) / 20(4)

Armament

(3 x 1 - 6.5/115, 2 - 450 TT) or (1 x 1 - 47/40 H1901, 1 x 1 - 6.5/115), 4 - 6 DC

Complement

8

Project history: So-called "12-ton" boats designed by A. Bisio (SVAN) and built by different builders in 1916-1918. Boats differed from each other by armaments and engines. Some (1, 4 and 6th series) were extra equipped with 10hp electric motors for silent running.

Modernizations: None.

Naval service: MAS15 was stored to our days as museum piece in Rome.

MAS9

 

© Ivan Gogin, 2009-14