NAVYPEDIA

Ships

Names	Builders	Completed	Losses	Transfers	Discarding
MAS327 - 376	R. Cantiere di Castellamare di Stabia: MAS327 - 338 Bonifacio, Castellamare di Stabia / R. Cantiere di Castellamare di Stabia: MAS339, 340 Donnarumma, Castellamare di Stabia / R. Cantiere di Castellamare di Stabia: MAS341, 342 Marinelli, San Giovanni a Teduccio, Napoli / R. Cantiere di Castellamare di Stabia: MAS343 - 345 Pattison, Napoli: MAS346 - 351 Gallinari, Livorno: MAS352 - 363 Picchiotti, Limite sull`Arno: MAS364 - 367 Guastavino, Varazze: MAS368 - 371 R. Arsenale di La Spezia: MAS372 - 376	1918: MAS372 - 374 1919: MAS327 - 334, 346, 375, 376 1920: MAS344, 347, 353, 354, 368 - 371 1921: MAS348 - 352, 355 1922: MAS356, 357	building suspended 1919 and cancelled: MAS335 - 338, 340, 342 completed mercantile: MAS339 (delivered unarmed 1920 and discarded 1920), 341, 343, 345, 358 - 367 MAS332 (23.3.1929), MAS354 (19.5.1925)	Rumania 1921: MAS348 - 351, 373 (M3, 6, 4, 7, 5)	1920: MAS375, 376 1922: MAS327, 333, 347, 368 - 371 1925: MAS328, 329, 331, 334, 344, 372, 374 1926: MAS330 1927: MAS357 1928: MAS352, 353, 355, 356 1929: MAS346

Technical data

Displacement normal, t	42.8
Displacement full, t	44.6
Length, m	24.4 pp
Breadth, m	3.75
Draught, m	1.31
No of shafts	2
Machinery	2 Standard petrol engines
Power, h. p.	460
Max speed, kts	18
Fuel, t	petrol
Endurance, nm(kts)	900(16)
Armament	1 x 1 - 76/40 A1916, (1 - 2) x 1 - 6.5/115, 10 DC
Electronic equipment	most: hydrophone
Complement	15

Standard scale images

Project history

One of the most mass-built motor boats of WWI-era. ELCO design, modified by the Subdirection of naval construction af Arsenale di Castellamare di Stabia. The majority have been equipped by hydrophone. MAS335-338, 340 and 342 remained incomplete, and MAS339, 341 and 343 were completed in 1920 as fishing boats.

Modernizations

None.

Naval service

No significant events.