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

USS Sea Leopard

Tench-class diesel-electric submarine

USS Sea Leopard
USN photo courtesy of USNI. Text courtesy of DANFS. — https://www.navsource.net/archives/08/08483.htm — Public domain — Wikimedia Commons Plate Sea Leopard (SS-483) underway on 30 May 1950. During February and March 1950, the Sea Leopard participated in maneuvers in the Caribbean.From August through November, she joined the 6th Fleet in the Mediterranean, visiting ports of Italy, France, and Sicily, before returning home.

Service

  1. United States Navy as USS Sea Leopard (SS-483)11 June 1945 — 27 March 197383 days of the war
  2. Brazilian Navy as Bahia (S-12)27 March 1973 — 1993
Tench-class diesel-electric submarine Particulars
Name
USS Sea Leopard
Builder
Portsmouth Naval Shipyard, Kittery, Maine
Laid down
7 November 1944
Launched
2 March 1945
Commissioned
11 June 1945
Decommissioned
27 March 1973
Struck
27 March 1973
Fate
Sold for scrap, 1998 (1998)
Status
Scrapped

Specifications

Displacement, surfaced
1,570 long tons (1,595 t)
Displacement, submerged
2,414 long tons (2,453 t)
Length
94.79 m (311 ft)
Beam
8.23 m (27 ft)
Draught
5.18 m (17 ft)
Speed
20.3 knots (37.5 km/h, 23.3 mph)
Range
11,000 nmi (20,372 km)
Complement
81
Main gun
127 mm (5 in)

USS Sea Leopard was a Tench-class diesel-electric submarine built for the United States Navy. Portsmouth Naval Shipyard, Kittery, Maine laid her keel on 7 November 1944. Launched on 2 March 1945, she entered service on 11 June 1945.

She was one of 24 ships of her class. The class followed the Balao-class submarine and was succeeded by the Barracuda class.

The boat displaced 1,570 long tons surfaced and 2,414 long tons submerged. She measured 94.8 m (311 ft) long with a beam of 8.2 m (27 ft). Her designed speed was 20.2 knots, and she carried a complement of 81. Her main battery was of 127 mm (5 in) calibre.

She served with the United States Navy as USS Sea Leopard (SS-483) until 27 March 1973. She then passed to the Brazilian Navy, serving as Bahia (S-12) from 27 March 1973. She was in commission for 83 days of the Second World War. She was decommissioned on 27 March 1973. She was struck from the register on 27 March 1973.

She was broken up for scrap in 1998.

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

Armament and machinery

Armament and machinery
Propulsion
  • 4 × Fairbanks-Morse Model 38D8-⅛ 10-cylinder opposed piston diesel engines driving electrical generators
  • 2 × 126-cell Sargo batteries
  • 2 × low-speed direct-drive Elliott electric motors
  • two propellers
  • 5,400 shp (4.0 MW) surfaced
  • 2,740 shp (2.0 MW) submerged
Armament
  • 10 × 21-inch (533 mm) torpedo tubes
  • (6 forward, 4 aft)
  • 28 torpedoes
  • 1 × 5-inch (127 mm) / 25 caliber deck gun
  • Bofors 40 mm and Oerlikon 20 mm cannon

Sister ships

Sources

  • Facts harvested from USS Sea Leopard on Wikipedia. Figures only — no wording is taken from it.
  • Photograph: USN photo courtesy of USNI. Text courtesy of DANFS. — https://www.navsource.net/archives/08/08483.htm — Public domain — Wikimedia Commons