MAS501 1937
Names |
MAS501 - 509 MAS510, 1946- ME B1, 1947- MAS1 MAS511 - 513 MAS514, 1946- ME B2, 1947- MAS2 MAS515 - 519 MAS520, 1946- ME B3, 1947- MAS3 MAS521, 1946- ME B4, 1947- MAS4, 1949- NE109 MAS522 MAS523, 1944- MAS MT523 MAS524 MAS525, 1946- ME B9, 1947- MAS9 |
Builders |
Picchiotti, Limite sull`Arno: MAS501, 515 - 518 Baglietto, Varazze: MAS502 - 509, 511, 512 CRDA, Monfalcone: MAS510, 513, 514, 525 Celli, Venezia: MAS519 - 522 SACIN, Venezia: MAS523, 524 |
Completed |
1 - 10.1937: MAS501 - 525 |
Losses |
MAS501 (10.4.1943), MAS502 (8.9.1943 German S626), MAS503 (10.4.1943), MAS504 (8.9.1943 German S627), MAS505 (mutiny 10.4.1944, German SA19), MAS507 (12.8.1944), MAS509 (12.8.1944), MAS512 (24.1.1942), MAS513 (24.1.1942), MAS518 (12.9.1943), MAS522 (mutiny 18.9.1943) |
Transfers |
Sweden 2.1940: MAS506, 508, 511, 524 (T11 - 14) Soviet Union 7.1949: MAS516 (ÒÊ-975 [TK-975]), MAS519 (ÒÊ-976 [TK-976]) |
Discarding |
12/1944: MAS517 10/1945: MAS515 1949: MAS MT523 6 - 7.1950: MAS1 - 3, NE109, MAS9 |
Displacement standard, t |
MAS501: 20.7 MAS502 - 509, 511, 512: 21 MAS510, 513 - 525: 24 |
Displacement full, t |
|
Length, m |
17.0 |
Breadth, m |
MAS501: 4.30 MAS502 - 509, 511, 512: 4.70 MAS510, 513 - 525: 4.40 |
Draught, m |
1.30 |
No of shafts |
2 |
Machinery |
2 Isotta Fraschini petrol engines |
Power, h. p. |
2000 |
Max speed, kts |
MAS501, 513 - 525: 42 MAS502 - 512: 41 |
Fuel, t |
petrol 1.25 |
Endurance, nm(kts) |
350(39) |
Armament |
MAS501: 2 x 1 - 13.2/76, 2 - 450 TT, 6 DC MAS502 - 525: 1 x 1 - 13.2/76, 2 - 450 TT, 6 DC |
Electronic equipment | presumably hydrophone |
Complement |
9 |
Project history: Type «Baglietto class 500, 1st series»: development of MAS424 which became a prototype of 1st series of "500" class. Under some data, already a number of boats of this series in addition to main Isotta-Fraschini engines were equipped by 2 80hp Alpha-Romeo petrol engines for cruising. Last boat of a series, MAS525 was steel-hulled instead of wooden sister-boats.
Modernizations: 1944, MAS MT523: - 1 x 1 - 13.2/76, 2 - 450 TT, 6 DC; + 3 x 1 - 20/65 Breda 1940
1946, MEB1 - 4, 9: - 2 - 450 TT, 6 DC
1947, MAS1 - 4, 9: + 2 - 450 TT, 6 DC.
Naval service: No significant events.
MAS505 1941
© Ivan Gogin, 2009-15