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FIGHTING SHIPS OF THE WORLD
UNITED KINGDOM
COASTAL FORCES
MTB20 motor torpedo boats (12, 1939 - 1941)


Photo



MTB22

Ships


Names Builders Completed Losses Transfers Discarding

MTB20 - 23

MTB29, 30

MTB69 (ex-Greek T4)

MTB70 (ex-Greek T3)

MTB218 - 221 (ex-Greek T3 - 6)

Vosper, Portsmouth - MTB20 - 23, 69, 70, 218 - 221

Camper & Nicholson, Gosport - MTB29, 30

6 -12/1939 - MTB20 - 23

2 - 11.1940 - MTB29, 30, 69, 70

6 - 9.1941 - MTB218 - 221

MTB29 (6.10.1942), MTB30 (18.12.1942), MTB218 (18.8.1942), MTB220 (13.5.1942)

Romania, 1939: MTB20, 21, 23 (Viforul, Viscolul, Vijelia)

1943: MTB69, 70

1945: MTB22, 219, 221



Technical data


Displacement standard, t

32 - 35

Displacement full, t37 - 40
Length, m

21.9

MTB218 - 221: 22.1

Breadth, m

4.98

MTB218 - 221: 5.21

Draught, m1.02 - 1.12 deep load
No of shafts

3

MTB70: 2

Machinery

MTB20 - 23, 29, 30, 69: 3 Isotta-Fraschini petrol engines

MTB70: 2 Isotta-Fraschini petrol engines

MTB218 - 221: 3 Hall Scott petrol engines

Power, h. p.

MTB20 - 23, 29, 30, 69: 3450

MTB70: 2300

MTB218 - 221: 1800

Max speed, kts

MTB20 - 23, 29, 30, 69: 42 (absolute) 40 (sustained)

MTB70, 218 - 221: 25

Fuel, t

petrol 5500 - 8660 l

Endurance, nm(kts) 
Armament

MTB20 - 23, 29, 30: 2 x 4 - 7.7/94, 2 - 533 TT, 8 DC or 4 mines

MTB69, 70, 218 - 221: 1 x 2 - 12.7/62, 2 - 533 TT, 8 DC or 4 mines

Complement10


Standard scale images


<i>MTB20</i> 1939
MTB20 1939


Graphics


<i>MTB22</i>
MTB22
<i>MTB218</i>
MTB218


Project history

MTB20, 21 and 23 were sold to Romania in 1940. MTB69, 70, 218 — 221 were built for Greece and confiscated.

Modernizations

1942: MTB218 - 221 were re-engined with 3 Packard petrol engines (33kts at 3600hp or 37.5kts at 4050hp if forced)

1943-1944, may be some: + type 291U radar

Naval servi

ce: 1943: MTB69, 70 became controlled targets CT18 and 19