ATR-1 Class Rescue Tug / Sotoyomo Class Auxiliary Fleet Tug:

  • Laid down, 27 April 1944, as Rescue Ocean Tug ATR-104, at Levingston Shipbuilding Co., Orange, TX.
  • Launched, 5 June 1944
  • Reclassified Auxiliary Fleet Tug (ATA-177), 15 May 1944
  • Commissioned, USS ATA-177, 2 September 1944
  • During World War II USS ATA-177 was assigned to the Asiatic-Pacific Theater
  • Grounded at Okinawa by "Typhoon Louise", 9 October 1945, refloated, 12 October 1945
  • Following World War II USS ATA-177 was assigned to Occupation service in the Far East from 7 October to 13 November 1945
  • Decommissioned, date unknown
  • Struck from the Naval Register, date unknown
  • Transferred to Chile, 29 September 1947, named Lientur (PP-3)
  • Decommissioned by the Chilean Navy in 1984
  • Final Disposition, fate unknown

Specifications:
Displacement 835 t.(fl)
Length 143'
Beam 33' 10"
Draft 13' 2"
Speed 13 kts.
Complement
Officers 5
Enlisted 40
Armament
one 3"/50 cal dual purpose gun mount
two single 20mm AA gun mounts
Largest Boom Capacity 5 t.
Fuel Capacity Diesel 1,200 Bbls
Propulsion
two GM 12-278A diesel-electric engines
single Fairbanks-Morse Main Reduction Gears
two Diesel-drive 60Kw 120V D.C. Ship's Service Generators
single propeller, 1,500shp