class destroyer originally ordered late 1930s bought royal_navy beginning world war september later renamed damaged german aircraft assigned convoy escort anti submarine patrols repairs completed ship assigned convoy escort duties late briefly assigned force anti aircraft armament deemed weak transferred month escort duties north_atlantic transferred mid ocean escort force late continued escort convoys north_atlantic years converted escort destroyer early suffering damage attacks sank german submarines ship sank submarines war conventional means end war escorted ships carrying norwegian government exile norway served target ship scrapped beginning description displaced long tons standard load long tons deep load ship overall length feet beam feet draught feet inches powered parsons geared steam turbines driving shafts developed total shaft horsepower gave maximum speed knots mph steam turbines provided admiralty drum water tube boilers carried maximum long tons fuel oil giving range nautical miles knots mph ship complement officers enlisted men vessel designed calibre inch guns single mounts designated rear gun removed compensate additional depth charges added anti aircraft defence quadruple mark mounts inch vickers machine gun fitted water quadruple torpedo tube mounts inch torpedoes depth charge rail throwers originally fitted increased sets rails throwers fitting ship load depth charges increased completed director control tower remaining inch low angle guns fired local control ranges provided rangefinder fitted set detect submarines reflections sound waves water wartime modifications rear torpedo tubes replaced pounder gun repair june ship received radio direction mounted pole mainmast type short range surface search radar refit repair received early refit cornwall ship short range armament augmented guns wings ship bridge addition recently installed rangefinder bridge replaced type target indication radar whilst repair early ship converted escort destroyer gun replaced anti submarine mortar calibre machine gun mounts replaced pair additional depth charge replaced pounder high angle gun received ton charge depth charge throwers refit fitted acoustic protect german guided torpedoes history originally ordered december ship laid company hampshire july launched august ship purchased british september beginning world war renamed ship commissioned january command fleet air arm pilot commander renamed february mythology avoid confusion destroyer hardy brazilian class class destroyers initially formed 9th destroyer flotilla home fleet assigned anti submarine protection scapa_flow german occupation denmark sister assigned cover british occupation mid april transported elements scots guards damaged near misses dive bombers day ship sent repairs lasted month completion ship assigned convoy escort anti submarine patrol duties november 9th destroyer flotilla transferred designated tropical storm january platform gun mounted lifted gun pressed bridge repairs resumed convoy escort duties april assigned force gibraltar whilst transferred destroyer walker march escorted ships june transferred force anti aircraft capability believed admiral weak operations mediterranean received brief refit liverpool transferred july august destroyers escorted battleship prince wales carrying prime minister winston_churchill atlantic charter meeting president bay ship structurally damaged heavy weather temporarily repaired repair ship iceland given permanent repairs completion rejoined attached force december convoy duties gibraltar sister sank german submarine december atlantic west gibraltar january whilst defending convoy ship radar detected surface captain lieutenant commander ordered ram hit collision violent boat captain lieutenant submarine conning tower destroyer deck dropping depth charges setting hitting submarine multiple times inch shells submarine crew persuaded abandon ship rescued submarine crew unable board submarine sank impact flooded forward hull starboard hull plating bent tips starboard propeller received temporary repairs gibraltar given permanent repairs february april march remaining class destroyers designated leaders escort groups commander transferred commander assumed command escort group completed repairs april commander returned ship promoted captain june whilst escorting convoy near december destroyer sank german submarine time ship ripped open nearly quarter length needed months repairs liverpool ship rejoined group march sank april whilst escorting weeks later sank whilst defending convoy remained convoy escort duties refitted january march commander assumed command march group escorted convoys gibraltar united_kingdom july ship transported remains captain burial sea later year transferred 19th january commander assumed command commander 14th based plymouth april ship sister attacked wreck northwest island thinking spotted flying boat earlier day weeks later 14th escorted group surrendered german boats ship sister escorted exiled norwegian government oslo remained june days later began service aircraft target role lasted year approved scrapping february placed category reserve towed scrapping begin ensign preserved
HMS Hesperus (H57)