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USS PAMPANITO (SS-383)

Fact Sheet

Length overall 311' 6-1/2"
Beam extreme Outside Plating 27' 3-1/2"
Displacement 1,525 Tons Surfaced 

1,806 Tons N.D.T. (with all outfit, 2/3rds supplies)

2,419 Tons Submerged 

12.45 Tons Per inch at L.W.L

Draft 15' 8" aft
14' 10-1/2" forward
Pressure Hull 7/8" High Tensile Steel 
Complement 70 Enlisted
10 Officers 
Torpedo Tubes 10 (6 Forward, 4 aft) 
Deck Guns 4" 50 Caliber Main Deck Gun 
Upgraded 1945 to 5" 25 Caliber

40 mm Anti-aircraft
Upgraded 1945 to two 40 mm guns.

20 mm Anti-aircraft
Upgraded 1945 to twin 20 mm guns.

Maximum Speed 20-1/4 Knots Surfaced

9 Knots Submerged 

Engine Data Four Main Engines 1,600 H.P., 1,122 K.W.
One Auxiliary Engine 440 H.P., 300 K.W.
Cruising Radius Surfaced 11,000 miles 
Fuel Oil Normal 177.03 Tons, 55,580 gals.
Reserve 122.76 Tons, 38,530 gals. F.B.T.
Total 299.79 Tons, 94,110 gals.
Range Submerged 95 Miles At 5 Knots 
At max. speed battery limits in approx. 30 minutes
At slow speed air limits in 16-18 hours, longer is possible but dangerous.
Patrol Endurance 70 Days
Operating Depth 400 Feet
Max. Design Depth 600 Feet
Keel Laid Down March 15, 1943 
Launched July 12, 1943
Commissioned SS-383 - November 6, 1943 
War Record  6 War Patrols - Pacific

6 ships sunk - 4 Damaged

73 Allied POWs Rescued

Decommissioned December 15, 1945 
Reclassified AGSS-383 - December 1, 1962 
Stricken From the Navy IXSS-383 - December 20, 1971 
Transferred to Maritime Park Association (formerly the National Maritime Museum Association)  May 20, 1976 
Opened to Public as Museum and Memorial March 15, 1982 

 

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