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COASTAL FORCES
"SVAN 12ton" type ("A" group 2nd series) motor gun boats (MAS53) (1917)
Ships
| Names | Builders | Completed | Losses | Transfers | Discarding |
|---|---|---|---|---|---|
MAS53 - 57 |
SVAN, Venezia: MAS53-57 |
1917: MAS53 - 57 |
none |
none |
1926: MAS55 1927: MAS53 1929: MAS54, 56, 57 |
Technical data
| Displacement normal, t | 11.4 |
|---|---|
| Displacement full, t | |
| Length, m | 16.0 |
| Breadth, m | 2.63 |
| Draught, m | 1.20 |
| No of shafts | 2 |
| Machinery | MAS53: 2 Isotta-Fraschini petrol engines MAS54 - 57: 2 Sterling petrol engines |
| Power, h. p. | MAS53: 450 MAS54 - 57: 400 |
| Max speed, kts | MAS53: 24 MAS54 - 57: 23.2 - 24 |
| Fuel, t | petrol |
| Endurance, nm(kts) | 150(24) |
| Armament | 1 x 1 - 47/40 H1901, 1 x 1 - 6.5/115, 6 DC |
| Complement | 8 |
Standard scale images
MAS53 1917
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
1918, MAS53: - 1 x 1 - 47/40; + 2 - 450 TT
Naval service
No significant events.
