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NavSource Online:
Motor Torpedo Boat Photo Archive

HM MTB-403

Call sign:
Nan - Tare - Fox - William

PT-391 served the Navies of Great Britain and Italy.

70' Vosper Motor Torpedo Boat:

  • Laid down 14 September 1943 as PT-391 by Robert Jacob, City Island, NY
  • Launched 13 April 1944
  • Completed 11 July 1944, transferred to Great Britain and named HM MTB-403
  • Returned to U.S. custody 18 October 1945
  • Struck from the Naval Register 28 November 1945
  • Transferred to the State Department, Foreign Liquidation Commission in January 1948
  • Transferred to Italy 1 February 1948 and reclassified as a Torpedo Recovery Craft GIS-003
  • Reclassified GIS-813
  • Reclassified as a Motor Torpedo Boat, MS-813
  • Reclassified MS-463
  • Struck from the Navy list 30 April 1960
  • Fate unknown.


  • Displacement 39 t.
  • Length 72'
  • Beam 19'
  • Draft 4' 9"
  • Speed 40 kts.
  • Complement 13
  • Armament: One twin Vickers .50 cal. machine gun in Mk 5 turret, two 21" torpedoes and two depth charges
  • Propulsion: Three 4,500shp Packard W-14 M2500 gasoline engines, three shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    PT-391 61k Robert Jacob advertisement photo showing MTB-403, ex-PT-391 and MTB-404, ex-PT-392 The PT Boat Forum
    Photo added 19 July 2021
    PT-391 158k Malta Dave Dent
    PT-391 82k
    PT-391 2102k

    There is no DANFS history available for PT-391
    Back To The Main Photo Index Back to the Patrol Craft/Gunboat/Submarine Chaser Index Back to the Motor Torpedo Boat (PT) Photo Index

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