Patch
Unit Details

Strength
Submarine
 
Type
Sub-Surface Vessels
 
Existing/Disbanded
Decommissioned

Description
Piper (SS-409), after Fleet Snorkel conversion.
Career
Builder: Portsmouth Naval Shipyard, Kittery, Maine[1]
Laid down: 15 March 1944[1]
Launched: 26 June 1944[1]
Commissioned: 23 August 1944[1]
Decommissioned: 16 June 1967[1]
Struck: 1 July 1970[1]
Fate: Sold for scrap, June 1971[1]
General characteristics
Class and type: Balao class diesel-electric submarine[2]
Displacement: 1,526 tons (1,550 t) surfaced[2]
2,401 tons (2,440 t) submerged[2]
Length: 311 ft 8 in (95.00 m)[2]
Beam: 27 ft 3 in (8.31 m)[2]
Draft: 16 ft 10 in (5.13 m) maximum[2]
Propulsion: 4 × Fairbanks-Morse Model 38D8-?? 10-cylinder opposed piston diesel engines driving electrical generators[2][3]

2 × 126-cell Sargo batteries[4]
2 × low-speed direct-drive Elliott electric motors [2]
two propellers [2]
5,400 shp (4.0 MW) surfaced[2]

2,740 shp (2.0 MW) submerged[2]
Speed: 20.25 knots (38 km/h) surfaced[4]
8.75 knots (16 km/h) submerged[4]
Range: 11,000 nautical miles (20,000 km) surfaced at 10 knots (19 km/h)[4]
Endurance: 48 hours at 2 knots (3.7 km/h) submerged[4]
75 days on patrol
Test depth: 400 ft (120 m)[4]
Complement: 10 officers, 70–71 enlisted[4]
Armament: 10 × 21-inch (533 mm) torpedo tubes
 (six forward, four aft)
 24 torpedoes[4]
1 × 5-inch (127 mm) / 25 caliber deck gun[4]
Bofors 40 mm and Oerlikon 20 mm cannon


Unit Documents
 USS Piper (SS-409) History


16 Members Who Served in This Unit


 
  • Baker, Robert, CAPT, (1952-1993)
  • Burke, James, PO1, (1948-1978)
  • Flynn, Leo, PO1, (1945-1975)
  • Insull, John, PO2, (1961-1967)
  • Pow, Joseph, MCPO, (1955-1987)
 

Unit Citations - Display as Table
 
 Excellence Awards 
 

 
Associated Patches
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Associations
 
Unit History
 
Battle/Operations History
 
Unit Timeline
American Campaign Medal
Criteria
The American Campaign Medal was awarded for For thirty days service outside the Continental United States but within the American Theater of Operations between December 7, 1941, and March 2, 1946; or, ... More
1945
Asiatic/Pacific Campaign Medal
Criteria
The Asiatic-Pacific Campaign Medal was awarded for for qualifying service within the Asiatic-Pacific Theater of Operations between December 7, 1941, and March 2, 1946, under any of the following condi ... More
Description
FIRST WAR PATROL: Piper began her war career on 25 January 1945, when she slipped out of Pearl Harbor as the leader of a five-ship wolfpack. Piper was joined in the wolfpack by Pomfret (SS-391), Bowf ... More
1945
Asiatic/Pacific Campaign Medal
Criteria
The Asiatic-Pacific Campaign Medal was awarded for for qualifying service within the Asiatic-Pacific Theater of Operations between December 7, 1941, and March 2, 1946, under any of the following condi ... More
Description
SECOND WAR PATROL: Piper arrived at Midway 30 March 1945 for refit and training, and departed 26 April for her second war patrol in another wolf pack. The ships arrived in the patrol area, the Sea of ... More
1945
Asiatic/Pacific Campaign Medal
Criteria
The Asiatic-Pacific Campaign Medal was awarded for for qualifying service within the Asiatic-Pacific Theater of Operations between December 7, 1941, and March 2, 1946, under any of the following condi ... More
Description
THIRD WAR PATROL: Piper departed the area 4 June 1945, arriving at Pearl Harbor on 13 June. On 19 July 1945 she departed on her third war patrol, stopping en route at Guam for advanced training from ... More
1945
World War II Victory Medal
Criteria
The World War II Victory Medal commemorates military service during the Second World War.
Description
End of WW2.
1945
 
Unit Photos Member Photos
No Photos
 


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