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NavSource Online: Service Ship Photo Archive
USS Merrimack (AO-37)
International Radio Call Sign:
November - India - Hotel - Delta
JANAP Tactical Voice Radio Call Sign - Lilac (N)ovember - Section 6A of JANAP 119(F) 1968
Awards, Citations and Campaign Ribbons
Precedence of awards is from top to bottom, left to right
Top Row - China Service Medal (extended) - American Campaign Medal
Second Row - Europe-Africa-Middle East Campaign Medal (4) - Asiatic-Pacific Campaign Medal (4) - World War II Victory Medal
Third Row- Navy Occupation Medal - National Defense Service Medal - Philippines Liberation Medal
Kennebec Class Fleet Oiler:
Laid down, 12 September 1940, as SS Caddo, a Maritime Commission type T2-SO) tanker hull, under Maritime Commission contract (MC hull 143), at Bethlehem Steel Shipyard, Sparrows Point, MD.
Launched, 1 July 1941
Acquired by the US Navy from Socony-Vacuum Oil Co., New York City, N.Y., 31 December 1941
Renamed Merrimack 9 January 1942
Commissioned USS Merrimack (AO-37), 4 February 1942, CAPT. William E. Hilbert in command
During World War II USS Merrimack was first assigned to the Europe-Africa-Middle East Theater and later to the Asiatic-Pacific Theater and participated in the following campaigns:
Europe-Africa-Middle East Campaign
|North African occupation
Algeria - Morocco landings, 9 to 11 November 1942
Formosa attacks, 3 to 4, 15 and 21 January 1945
Luzon attacks, 6 and 7 January 1945
China Coast attacks, 16 January 1945
||Iwo Jima operation
Assault and occupation of Iwo Jima, 16 February to 2 March 1945
||Okinawa Gunto operation
5th and 3d Fleet raids in support of Okinawa Gunto operation, 26 March to 3 June 1945
Assault and occupation of Okinawa Gunto, 4 to 21 June 1945
|Invasion of southern France
||3rd Fleet operations against Japan,, 10 to 29 July 1945
Following World War II USS Merrimack was assigned to Occupation and China service in the Far East for the following periods:
Navy Occupation Service Medal
China Service Medal (extended)
|2 September to 11 December 1945||13 to 26 December 1946
|11 May to 26 July 1946||16 to 18 November 1948
|13 December 1946 to 12 December 1947||
|1 to 11 May 1948||
|23 to 26 November 1948||
Decommissioned, 8 February 1950
Laid up in the Atlantic Reserve Fleet, Texas Group, Orange, TX.
Recommissioned, 6 December 1950
Decommissioned, 20 December 1954 at San Diego, CA.
Laid up in the Pacific Reserve Fleet, San Diego Group
Struck from the Naval Register, 4 February 1959
USS Merrimack earned eight battle stars for World War II service
Transferred, to the Maritime Administration for lay up in the National Defense Reserve Fleet, Beaumont, TX.
Final Disposition, disposed of by MARAD (Trade-In Exchange Program), 29 March 1982, to Eckhart & Co., scrapped in Germany
Displacement 6,013 t.(lt) 21,580 t.(fl)
Length 501' 5"
Draft 30' 9"
Speed 16.7 kts.
one single 5"/38 cal dual purpose gun mount
four single 3"/50 cal dual purpose gun mounts
four twin 40mm AA gun mounts
four twin 20mm AA gun mounts
Largest Boom Capacity 5 t.
Cargo Capacity 14,750 DWT
Oil 109,600 Bbls
Gasoline 689,000 Gals
NSFO 9,860 Bbls
one Westinghouse geared turbine
two Foster Wheeler "P" type boilers, 420psi 725°
double Westinghouse Main Reduction Gears
Ship's Service Generators
one turbo-drive 50Kw 240V D.C.
two turbo-drive 300Kw 240V A.C.
single propeller, 12,000shp
|Click On Image |
For Full Size Image
||USS Merrimack (AO-37) underway off the east coast of the United State, 8 October 1943
US Navy photo 80-G-87115 from the collections NARA II.
||USS Merrimack (AO-37) underway, date and location unknown.|
US Navy photo
|William Toohey for his father
Bill Toohey SK1, USN 1947, USS Merrimack
||USS Merrimack (AO-37) at anchor, circa 1945, location unknown.
US Naval History and Heritage Command, photo #
NH 73251, courtesy Shipscribe.com.
|Mike Green and Robert Hurst
||Aerial view of USS Merrimack (AO-37) underway, date and location unknown.
||USS Merrimack (AO-37) refueling USS Ticonderoga (CV-14),
21 July 1945, in TG38.3.
Photo by George Silk, Life Magazine. Used for educational and non-commercial purpose.
USS Merrimack (AO-37)
Dictionary of American Naval Fighting Ships (DANFS)
|01||CAPT. Hilbert, William Edward||4 April 1942 - 23 July 1943|
|02||CDR. MacKerracher, Robert Archibald||25 September 1943 - 24 September 1944|
|03||CAPT. Bailey, Vaughan||24 September 1944 - ?|
|04||CAPT. Zemmer, Harold Maurice, USN (1927) :RADM||April 1946 - April 1947|
|05||CDR. Thurston Jr., Charles Edward||no dates|
|06||CAPT. Talbot Jr., Wallace Lee||no dates|
|Courtesy Wolfgang Hechler and Ron Reeves
Crew Contact And Reunion Information
Fleet Tankers Association
U.S. Navy Memorial Foundation - Navy Log
Additional Resources and Web Sites of Interest
USS Merrimack (AO-37) 1947 Around the World Cruise
Last Updated 3 April 2020
This page is created and maintained by Gary P. Priolo|