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NavSource Online:
Motor Torpedo Boat Photo Archive

HM MTB-420
ex-RPT-6
ex-PT-90



Call sign:
Nan - William - Oboe - Queen


PT-90 served the Navies of Great Britain and Italy.
78' Higgins Motor Torpedo Boat:

  • Laid down 2 June 1942 as PT-90 by Higgins Industries, New Orleans, LA
  • Launched 28 October 1942
  • Completed 18 December 1942
  • Transferred to the Soviet Union 15 February 1943 as RPT-6
  • Transfer canceled due to Spring convoys to the Soviet Union being halted
  • Transferred in April 1943 to Great Britain and named HM MTB-420
  • Transferred to Italy in February 1947 at Palermo, Sicily
  • Renamed GIS-0022, 4 April 1948
  • Renamed GIS-843, 1 April 1951
  • Reclassified as a Torpedo Boat and renamed MS-824, 1 November 1952
  • Renamed MS-443, 1 January 1954
  • Stricken 31 October 1985
  • Fate unknown.

    Specifications:

  • Displacement 56 t.
  • Length 78'
  • Beam 20' 8"
  • Draft 5' 3"
  • Speed 40 kts.
  • Complement 17
  • Armament: Four 21" torpedoes, one 40mm mount and two twin .50 cal. machine guns
  • Propulsion: Three 1,500shp Packard W-14 M2500 gasoline engines, three shafts.
    Click on thumbnail
    for full size image    		 Size Image Description Source
    PT-90 115k c. 1963
    Photo by Giorgio Arra from the 1964/1965 edition of Jane's Fighting Ships    		 Robert Hurst
    PT-90 383k 22 February 1979
    La Spezia, Italy    		 Carlo Martinelli
    There is no DANFS history available for PT-90
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