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fighting ships of the world

ROYAL NAVY (UNITED KINGDOM)

COASTAL FORCES

MGB502 motor gun boats (1941)

Gay Viking 1943

Name No Yard No Builder Laid down Launched Comp Fate
MGB502 (ex-MTB502), 1945- MGB2002     Camper & Nicholson, Gosport     2.1941 sunk 12.5.1945
MGB503 (ex-MTB503), 1945- MGB2003     Camper & Nicholson, Gosport     2.1941 stricken 1945/47
Hopewell (ex-MGB504, ex-MTB504), 1944- MGB504, 1945- MGB2004     Camper & Nicholson, Gosport     2.1941 stricken 1945/47
Nonsuch (ex-MGB505, ex-MTB505), 1944- MGB505, 1945- MGB2005     Camper & Nicholson, Gosport     2.1941 stricken 1945/47
Gay Viking (ex-MGB506, ex-MTB506)     Camper & Nicholson, Gosport     2.1941 sunk 1944
Gay Corsair (ex-MGB507, ex-MTB507), 1944 - MGB507, 1945- MGB2007     Camper & Nicholson, Gosport     2.1941 sunk 22.5.1945
Master Standfast (ex-MGB508, ex-MTB508)     Camper & Nicholson, Gosport     2.1941 sunk 1943
MGB509 (ex-MTB509), 1945- MGB2009, 1947- P5559     Camper & Nicholson, Gosport     2.1941 test ship 1945, stricken 1948

 

Displacement standard, t

86.5

Displacement full, t

102.5

Length, m

35.7

Breadth, m

5.82

Draught, m

1.31 deep load

No of shafts

3

Machinery

MGB502 - 508: 3 Paxman diesels

MGB509: 3 Packard petrol engines

Power, h. p.

MGB502 - 508: 3000

MGB509: 3750

Max speed, kts

MGB502, 503: 28

MGB509: 31

blockade runners: 22 loaded

Fuel, t

MGB502 - 508: diesel oil 22700 l

MGB509: petrol 22700 l

Endurance, nm(kts)  

Armament

1 x 1 - 57/43 6pdr 7cwt QF Mk II, 1 x 1 - 40/39 2pdr QF Mk VIII, 1 x 2 - 20/70 Oerlikon Mk II/IV, 2 x 2 - 12.7/62, 2 x 2 - 7.7/94, 4 DC

MGB509: 2 x 1 - 57/43 6pdr 7cwt QF Mk II, 1 x 2 - 20/70 Oerlikon Mk II/IV, 2 x 2 - 12.7/62, 2 x 2 - 7.7/94, 2 DC

blockade runners: 1 x 2 - 20/70 Oerlikon Mk II/IV, 2 x 2  - 7.7/94

Military load blockade runners: 45t of cargo

Complement

21

Project history: A series of 8 boats was built by order of Turkey, but confiscated by Admiralty. 5 boats were rebuilt  as blockade-runners for export of nickel ore from ports of Sweden and served under a merchant flag. Only MGB502, 503 and 509 were completed as MGBs.

Modernizations: 1942-1943, most: + type 286PU radar

1943-1944, most survived: - type 286PU radar; + type 291U or type 293 radar

1944, MGB504, 505, 507: were armed as other MGBs.

1945, MGB2009: was re-engined. 1 Packard petrol engine on center shaft was replaced by Gatric gas turbine. Engine power was 5200hp summary and maximal speed rose up to 34kts. Armament was removed.

Naval service: No significant events.

blockade runner of MGB502 class

MGB502

 

© Ivan Gogin, 2008-10