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NavSource Online: Service Ship Photo Archive

HMRT Integrity (W-14)
Cayuga (ATA-129)

BAT-4 transferred to the Royal Navy for the duration of World War II

Sotoyomo Class Auxiliary Fleet Tug / Favourite Class British Rescue Tug:
  • Planned and approved as Auxiliary Fleet Tug ATA-129
  • Named Cayuga, 9 March 1942
  • Redesignated BAT-4, 15 April 1942, destined for lend-lease to Great Britain
  • Laid down, 25 December 1941, at Levingston Shipbuilding Co., Orange, TX.
  • Launched, 28 March 1942
  • Delivered to the US Navy and transferred to Great Britain, 15 July 1942
  • Commissioned into the Royal Navy as HMRT Integrity (W-14)
  • Returned to US custody, 19 February 1946
  • Struck from the Naval Register, 12 April 1946
  • Sold by the Maritime Commission, 13 February 1948, to Bosey Inc. Philippines
  • Resold by Bosey to T. Y. Fong in October 1948
  • Final Disposition, fate unknown
    Displacement 835 t.(fl)
    Length 143'
    Beam 33' 10" (extreme)
    Draft 13' 2" (limiting)
    Speed 13 kts. (trial)
    5 Officers
    40 Enlisted
    Largest Boom Capacity 4 t.
    one 3"/50 dual purpose gun mount
    one 20mm AA gun mount
    Fuel Capacity
    Diesel 1300 Bbls
    one General Motors Diesel-electric model 12-278A
    single Fairbanks Morse Main Reduction Gear
    Ship's Service Generators
    one Diesel-drive 60Kw 120V D.C.
    one Diesel-drive 30Kw 120V D.C.
    single propeller, 1,500shp
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    Size Image Description Contributed
    ATA-128 53k Ex-Cayuga (ATA-129) underway in Royal Naval service as HMRT Integrity (W-14), probably around the time of her delivery in July 1942 to the Royal Navy. Note the single 20mm AA gun mount on top of the pilot house.
    Photo from Cleveland Diesel (G.M.) brochure, loose pages held by the U.S. Naval History and Heritage Command (CUP, L-file)

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    This page is created and maintained by Gary P. Priolo
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    Last Updated 17 January 2014