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FIGHTING SHIPS OF THE WORLD
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COASTAL FORCES
"SVAN veloce" type ("D" group) motor torpedo boats (MAS401) (1922 - 1923)
Photo
MAS401 1923
Ships
| Names | Builders | Completed | Losses | Transfers | Discarding |
|---|---|---|---|---|---|
MAS401 (ex-Capinera) MAS402 (ex-Usignolo) MAS403 (ex-Pettirosso) MAS404 (ex-Allodola) MAS405 (ex-Fringuello) MAS406 (ex-Balestruccio) MAS407 (ex-Picchio) MAS408 (ex-Cardellino) MAS409 (ex-Passero) MAS410 (ex-Stornello) |
SVAN, Venezia: MAS401-410 |
1923: MAS401 - 406, 408, 409 1924: MAS407, 410 |
none |
none |
4.1928: MAS401 - 410 |
Technical data
| Displacement normal, t | 27.5 |
|---|---|
| Displacement full, t | 29.4 |
| Length, m | 22.0 |
| Breadth, m | 4.00 |
| Draught, m | 1.20 |
| No of shafts | 4 |
| Machinery | 4 Isotta Fraschini petrol engines / 2 Rognini electric motors |
| Power, h. p. | 1600 / 10 |
| Max speed, kts | 28.6 / 4 |
| Fuel, t | petrol |
| Endurance, nm(kts) | 120(27.5) / 20(4) |
| Armament | 2 x 1 - 6.5/115, 2 - 450 TT, 20 DC |
| Complement | 10 |
Standard scale images
MAS401 1923
Graphics
MAS401 1923
Project history
Besides petrol engines MTBs were equipped with electric batteries and 10hp electric motors for 4kts silent crouching. It was supposed, that these boats would make maximum 30kts speed, but in practice they have appeared considerably slower.
Modernizations
None.
Naval service
No significant events.
