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| Edsall-class destroyer escort | |
|---|---|
| Name | Edsall-class destroyer escort |
| Builder | Consolidated Steel Corporation, Brown Shipbuilding, Charleston Navy Yard, Defoe Shipbuilding Company, Federal Shipbuilding and Drydock Company, Eastern Shipbuilding |
| Laid down | 1942–1944 |
| Launched | 1943–1944 |
| In service | 1943–1970s |
| Out of service | 1970s |
| Fate | scrapped, transferred, sunk as target, museum |
| Displacement | 1,253 long tons (standard) |
| Length | 306 ft 9 in |
| Beam | 36 ft 10 in |
| Draft | 9 ft 5 in |
| Propulsion | Diesel-electric or turbo-electric; geared turbines in some |
| Speed | 21 knots |
| Range | 9,100 nmi at 12 kn |
| Complement | 186 officers and men |
| Ships in class | 85 |
Edsall-class destroyer escort.
The Edsall-class destroyer escort was a World War II-era United States Navy escort vessel series designed for convoy protection and antisubmarine warfare, built under the Emergency Shipbuilding Program and commissioned between 1943 and 1944. Influenced by lessons from the Battle of the Atlantic, the class served in the Atlantic Ocean and Pacific Ocean, escorting convoys, hunting U-boats, and supporting operations related to the Normandy landings and Pacific island campaigns.
The class originated from designs by the United States Navy Bureau of Ships and shipbuilders such as Consolidated Steel Corporation and Defoe Shipbuilding Company, responding to requirements issued after analyses of SS Athenia and SS City of Benares losses and studies by the Naval War College. Drawing on precedent from the Buckley-class destroyer escort and the Cannon-class destroyer escort, the Edsall class emphasized endurance and acoustic quieting for antisubmarine warfare against German Kriegsmarine submarines during the Battle of the Atlantic. Shipbuilding schedules were coordinated with the Maritime Commission and prioritized under directives from Franklin D. Roosevelt and the United States Congress as part of mobilization policies implemented at Rosie the Riveter shipyards.
Edsall-class ships carried a main battery of 3-inch/50 caliber guns and multiple 20 mm and 40 mm anti-aircraft guns to defend convoys against Luftwaffe air attacks and Imperial Japanese Navy aircraft in the Pacific, while their primary antisubmarine armament comprised depth charge projectors (K-guns), hedgehog mortars, and depth charge racks derived from systems developed alongside the ASW programs at Naval Research Laboratory facilities. Sensors included active sonar sets influenced by research at Harvard University and the Massachusetts Institute of Technology Radiation Laboratory, and radar installations such as air-search and surface-search sets developed by RCA and deployed under guidance from the Office of Scientific Research and Development.
Eighty-five Edsall-class hulls were laid down at yards including Charleston Navy Yard, Brown Shipbuilding, and Federal Shipbuilding and Drydock Company, funded through contracts administered by the United States Maritime Commission and supervised by officials from the Bureau of Ships. Notable ships included those named for Seaman Jesse Edsall, and others bearing names commemorating Navy personnel and naval traditions, with commissioning ceremonies attended by dignitaries from Navy Department headquarters and local civic leaders. Construction techniques incorporated prefabrication practices advanced at the Kaiser Shipyards and workforce mobilization models influenced by War Production Board directives.
Edsall-class escorts operated in convoy escort groups organized under United States Naval Forces Europe and United States Pacific Fleet task forces, participating in operations tied to the Dieppe Raid aftermath, the Normandy landings, and later anti-submarine sweeps in the Pacific Theater supporting Leyte Gulf and Okinawa operations. Crews included ratings trained at Great Lakes Naval Training Station and officers who later served in Cold War commands coordinated with North Atlantic Treaty Organization partners. The class engaged U-boats in coordinated hunter-killer groups that utilized tactics developed by figures associated with the Western Approaches Command and benefited from intelligence from Room 40 successors and ULTRA-era signals exploitation.
Throughout wartime service many ships received modifications such as enhanced radar from Westinghouse and additional 40 mm mounts under programs supervised by the Bureau of Ordnance, while experimental conversions tested diesel-electric and turbo-electric plants in concert with research by the Naval Ship Research and Development Center. Some units were converted to specialized roles—training ships, radar picket escorts, or high-speed transports—in alterations approved by the Chief of Naval Operations and executed at naval shipyards like Philadelphia Naval Shipyard and Puget Sound Naval Shipyard.
After Victory in Europe Day and Victory over Japan Day many Edsall-class escorts were decommissioned and placed in reserve at sites including Philadelphia Naval Shipyard and Green Cove Springs under management by the Naval Inactive Ship Maintenance Facility, while others were transferred to allied navies under Mutual Defense Assistance Act or sold to private interests. Some were recommissioned for Korean War or Cold War service, redesignated Escort Destroyer (DE) or DER for radar picket duty, and later stricken and scrapped by firms in Brownsville, Texas and Cleveland, Ohio; a small number were sunk as targets during Operation Crossroads-style exercises or preserved as museum ships at maritime museums hosting exhibits on World War II naval warfare.
The Edsall class influenced postwar escort concepts embodied in Buckley-class successors and informed frigate designs in United States Navy doctrine, while veterans of the class appear in oral histories archived by the Library of Congress Veterans History Project and documentaries produced by National Archives and Records Administration partners. The class is referenced in naval fiction and scholarly works at institutions like the United States Naval Institute and in exhibitions at the National Museum of the United States Navy, shaping public memory alongside films and books that examine convoy warfare and antisubmarine tactics developed during the Second World War.
Category:Destroyer escort classes Category:World War II naval ships of the United States