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This Military Service Page was created/owned by
Kent Weekly (SS/DSV) (DBF), EMCS
to remember
Gaynor, Robert., EN2.
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Contact Info
Last Address
Date of Passing
Last Known Activity: Was a crewmember of USS THRESHER (SSN-593)Most likely cause of the sinking was a failure in either a pipe, a pipe valve, or a hull weld, causing flooding near the engine room
Other Comments: Lost onboard USS THRESHER (SSN-593)
From Month/Year To Month/Year Unit USS Piper (SS-409) Unit Page
Rank NEC Base, Station or City State/Country
Patch
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 classdiesel-electric submarine [2]
Displacement:
1,526 tons (1,550 t ) surfaced[2] [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-â?? 10-cylinder opposed piston diesel engines driving electrical generators [2] [3]
2 × 126-cell Sargo batteries [4] Elliott electric motors [2] [2] shp (4.0 MW ) surfaced[2]
2,740 shp (2.0 MW) submerged[2]
Speed:
20.25 knots (38 km/h) surfaced[4] [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]
Test depth:
400 ft (120 m)[4]
Complement:
10 officers, 70–71 enlisted[4]
Armament:
10 × 21-inch (533 mm) torpedo tubes[4] 5-inch (127 mm) / 25 caliber deck gun [4] Bofors 40 mm and Oerlikon 20 mm cannon
Type
Parent Unit Submarines
Strength
Created/Owned By ET McPhillips, Thomas, Jr. (SS), ET3(SS) 276
Last Updated: Oct 27, 2008
