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fighting ships of the world

REGIA MARINA (ITALY)

COASTAL FORCES

"SVAN veloce" type ("D" group) motor torpedo boats (1923-1924)

MAS401 1923

Names

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)

Builders

SVAN, Venezia: MAS401-410

Completed

1923: MAS401 - 406, 408, 409

1924: MAS407, 410

Losses

none

Transfers

none

Discarding

4.1928: MAS401 - 410

  

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

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.

MAS401 1923

 

© Ivan Gogin, 2009-14