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NavSource Online: Amphibious Photo Archive

LST-421


LST-421 was transferred to the United Kingdom for the duration of World War II
LST-1 Class Tank Landing Ship:
  • Laid down, 11 November 1942, at Bethlehem Fairfield Co., Baltimore, MD.
  • Launched, 5 December 1942
  • LST-421 never saw active service in the US Navy
  • Delivered to the Royal Navy, 26 January 1943
  • Royal Navy History
  • Commissioned into the Royal Navy as HM LST-421, 26 January 1943
  • HM LST-421 sailed from New York in company with HM LST-324 and HM LST-412, 13 March 1943 transporting refinery equipment to Curacao
  • From Georgetown, Curacao HM LST-421 set sail for Freetown, Sierra Leone
  • HM LST-421 participated in the following campaigns:
    Sicilian occupation
    Salerno landings
    West Coast of Italy operations-1944 - Anzio-Nettuno advanced landings
    Invasion of Normandy
    Malaya (MacDermott Ships Without Names)
  • Paid off and returned to US Naval control, 29 November 1946
  • Struck from the Naval Register, 1 August 1947
  • Sold for conversion to merchant service, 7 October 1947, to Tung Hwa Trading Co., Singapore
  • Final Disposition, fate unknown
    Specifications:
    Displacement
    1,625 t.(lt)
    4,080 t.(fl) (sea-going draft w/1675 ton load)
    2,366 t. (beaching displacement)
    Length 328' o.a.
    Beam 50'
    Draft
    light 2' 4" fwd, 7' 6" aft
    sea-going 8' 3" fwd, 14' 1" aft
    landing 3' 11" fwd, 9' 10" aft (landing w/500 ton load)
    limiting 11' 2"
    maximum navigation 14' 1"
    Speed 11.6 kts. (trial)
    Endurance 24,000 miles @ 9kts. while displacing 3960 tons
    Complement
    13 officers
    104 enlisted
    Troop Accommodations
    16 officers
    147 enlisted
    Boats 2 LCVP
    Cargo Capacity (varied with mission - payloads between 1600 and 1900 tons)
    Typical loads
    One Landing Craft Tank (LCT), tanks, wheeled and tracked vehicles, artillery, construction equipment and military supplies. A ramp or elevator forward allowed vehicles access to tank deck from main deck
    Additional capacity included sectional pontoons carried on each side of vessel amidships, to either build Rhino Barges or use as causeways. Married to the bow ramp, the causeways would enabled payloads to be delivered ashore from deeper water or where a beachhead would not allow the vessel to be grounded forward after ballasting
    Armament - US Varied with availability when each vessel was outfitted. Retro-fitting was accomplished throughout WWII. The ultimate armament design for United States vessels was
    two - Twin 40MM gun mounts /Mk. 51 directors
    four - Single 40MM gun mounts
    twelve single 20MM gun mounts
    Armament - UK Lend Lease built vessels were to be outfitted with armament after convoying across Atlantic and included
    one - 12 Pounder anti-aircraft multi-barrel mount
    six - 20MM single gun mounts
    four - Fast Aerial Mine (FAM) mounts
    Fuel Capacity
    Diesel 4,300 Bbls
    Propulsion
    two General Motors 12-567A, 900hp Diesel engines
    single Falk Main Reduction Gears
    three Diesel-drive 100Kw 230V D.C. Ship's Service Generators
    two propellers, 1,700shp
    twin rudders
    Click On Image
    For Full Size Image    		 Size Image Description Source
    LST-421 62k HM LST-421 under way in the English Channel enroute to France with ammunition and US vehicles. Roger Smoothy
    LST-421
    Dictionary of American Naval Fighting Ships (DANFS)
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    This page is created by David W. Almond and maintained by Gary P. Priolo
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    Last Updated 19 May 2017