British Ships Involved

Destroyers

H.57 Hesperus (H Class)

H.57 Hesperus
General Details
Nationality British
Type Destroyer
Builder Thornycroft (Southampton), United Kingdom
Laid down ./38
Launched Aug.1/39
Commissioned ./40
Fate renamed ./40 scrapped Nov.26/46 at Grangemouth
Displacement
Standard 1,340 tons
Full Load 1,860 tons
Dimensions
Lenght (Waterline) 312'
Lenght (Overall) 323'
Beam 32.25'
Draft 8.5'
Armament
Main Battery 4 x 4.7" Mk CP XVIII (4 x 1) (design)

usually reduced to 2-3 in wartime service

AA 8 x 0.5 MG (2x4) design
6 x 20mm Oerlikon Mk.5 AA
1 x 3" (12pdr) AA
AS 1 forward firing ATW Hedgehog 24 round mortar
2 stern racks for Mk VIII 300lb cannister depth charges
4 depth charge throwers
Torpedoes 8 x 21" (2 x 4)

reduced to 4-6 in wartime service

Radars
Air Search Type 291 Air Warning Radar (1944)
Surface Search Type 123A Asdic with Electric Gyro Compass
Type 271/272 P/Q Radars
Type 86TBS aerials
Sonars Type 127 'Sword' depth detector
Propulsion
Boilers 3 Admiralty 3 drum type with superheaters
Turbines 2 Parsons Thornycroft
Horsepower 34,000shp
Shafts 2
Endurance 5,700 nm at 15 knts
Max Speed 35.5 knts design

31 knts usual

Oil Bunkerage 455 tons
Complement
Usual 145