Recognition Guide Warships of the Second World War
United States Navy — Submarine SS-79

USS R-2

R-1-class submarine

USS R-2
U.S. Navy photograph — https://www.navsource.net/archives/08/08079.htm — Public domain — Wikimedia Commons Plate — SS-79 United States Navy submarine arriving at the Battery in New York City during the 1939 New York World's Fair

Service

  1. United States Navy as R-224 January 1919 — 10 May 19452,078 days of the war
R-1-class submarine Particulars
Name
USS R-2
Pennant / hull number
SS-79
Builder
Fore River Shipbuilding Company, Quincy, Massachusetts
Ordered
29 August 1916
Laid down
16 October 1917
Launched
23 September 1918
Commissioned
24 January 1919
Decommissioned
10 May 1945
Struck
2 June 1945
Fate
Sold for scrap, 28 September 1945 (1945)
Status
Scrapped

Specifications

Displacement, surfaced
574 long tons (583 t)
Displacement, submerged
685 long tons (696 t)
Length
56.69 m (186 ft)
Beam
5.49 m (18 ft)
Draught
4.57 m (15 ft)
Speed
12.5 knots (23.2 km/h, 14.4 mph)
Range
4,700 nmi (8,704 km)
Complement
29
Main gun
76 mm (3 in)

USS R-2 was a R-1-class submarine in service with the United States Navy. She carried the pennant number SS-79. Fore River Shipbuilding Company, Quincy, Massachusetts laid her keel on 16 October 1917. She entered service on 24 January 1919, having been launched on 23 September 1918.

The boat displaced 574 long tons surfaced and 685 long tons submerged. She measured 56.7 m (186 ft) long with a beam of 5.5 m (18 ft). Her designed speed was 12.5 knots, and she carried a complement of 29.

Her main battery was one 76 mm (3 in) guns. Her machinery developed 880 bhp.

She was in commission for 2,078 days of the Second World War. She was decommissioned on 10 May 1945. She was struck from the register on 2 June 1945.

She was broken up for scrap on 28 September 1945.

Written from the harvested record. Every figure above is sourced; the wording is this site's own.

Armament and machinery

Armament and machinery
Propulsion
  • 2 × NELSECO 6-EB-14 diesel engines
  • 2 × Electro-Dynamic Company electric motors
  • 2 × 60-cell batteries
  • 2 × Propellers
Power
  • 880 bhp diesel
  • 934 hp electric
Armament
  • 4 × 21 in torpedo tubes (8 torpedoes)
  • 1 × 3 in/50-caliber deck gun

Sister ships

Sources

  • Facts harvested from USS R-2 on Wikipedia. Figures only — no wording is taken from it.
  • Photograph: U.S. Navy photograph — https://www.navsource.net/archives/08/08079.htm — Public domain — Wikimedia Commons