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NavSource Online: Service Ship Photo Archive

USNS Assurance (T-AGOS-5)

Awards, Citations and Campaign Ribbons

Precedence of awards is from left to right
National Defense Service Medal

USNS Assurance (T-AGOS-5) was transferred to Portugal, renamed NRP Almirante Gago Coutinho (A523)
Stalwart Class Ocean Surveillance Ship:
  • Laid down, 16 April 1984, at Tacoma Boat Building Co., Tacoma, WA.
  • Launched, 12 January 1985
  • Delivered to the Navy, 1 May 1985, assigned to the Military Sealift Command (MSC) and placed in service as USNS Assurance (T-AGOS-5)
  • Placed out of service, date unknown
  • Laid up in the National Defense Reserve Fleet, Suisun Bay, Benecia, CA. in March 1994
  • Struck from the Naval Register, 6 January 1995
  • Transferred, 30 September 1999, under the Security Assistance Program to Portugal, renamed NRP Almirante Gago Coutinho (A523)
  • Current Disposition, active Portuguese Navy
    Displacement 1,565 t.(lt) 2,285 t.(fl)
    Length 224'
    Beam 43'
    Draft 15'
    Speed 11 kts.
    Complement 18 Civilian 15 Navy
    Propulsion Diesel-electric, two shafts, 1,600hp

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    Size Image Description Contributed
    USNS Assurance (T-AGOS-5)
    Triumph 330k USNS Assurance (T-AGOS-5) and USNS Triumph (T-AGOS-4) moored at Naval Station Pearl Harbor, HI., December 1990. Note; Assurance crew members painting the ships port anchor.
    US DOD # DNSC9205754 photo by OS2 John Bouvia USN, from the Defense Visual Information Center.
    National Museum of the US Navy
    NRP Almirante Gago Coutinho (A523)
    Assurance 65k Ex-USNS Assurance (T-AGOS-5) in Portuguese Naval service as NRP Almirante Gago Coutinho (A523), moored pierside, date and location unknown.
    Portugal Navy photo
    LCDR Orlando Gallardo USN
    Assurance 226k NRP Almirante Gago Coutinho (A523) moored pierside at Port of Pipas, Angra do Heroismo, Terceira, Azores, 17 July 2010.
    Photo courtesy of Carlos Luis M C da Cruz.
    Robert Hurst
    112k NRP Almirante Gago Coutinho (A523) in the Bay of Villa Maria Terceira Island, Azores, 5 September 2012.
    Photo courtesy José Luís Ávila Silveira/Pedro Noronha e Costa (Arquivo de Villa Maria), licensed under the Creative Commons Attribution-Share Alike 3.0 Unported.
    Robert Hurst
    113k Survey Ships NRP Almirante Gago Coutinho (A523) at right and NRP Almirante Dom Carlos 1 (A522) (ex-USNS Audacious (T-AGOS-11) ) at left, moored pierside, location unknown, 24 September 2015.
    Photo courtesy Antonio da Silva Martins, licensed under the Creative Commons Attribution-Share Alike 2.0 Generic.
    Robert Hurst

    USNS Assurance (T-AGOS-5)
    Dictionary of American Naval Fighting Ships (DANFS)
    Crew Contact And Reunion Information
    U.S. Navy Memorial Foundation - Navy Log

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    This page is created and maintained by Gary P. Priolo
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    Last Updated 10 November 2023