Porpoise-class submarine (United States Navy)

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:marine
gptkbp:armament	1 x 3-inch/50 caliber deck gun 8 x 21-inch torpedo tubes
gptkbp:beam	25 ft
gptkbp:builtBy	gptkb:Electric_Boat_Company gptkb:Portsmouth_Naval_Shipyard
gptkbp:decommissioned	1945
gptkbp:displacement	1,934 tons (submerged)
https://www.w3.org/2000/01/rdf-schema#label	Porpoise-class submarine (United States Navy)
gptkbp:introduced	1935
gptkbp:length	300 ft
gptkbp:maximumSpeed	8.75 knots (submerged) 19 knots (surface)
gptkbp:notableShip	gptkb:USS_Shark_(SS-174) gptkb:USS_Pickerel_(SS-177) gptkb:USS_Porpoise_(SS-172) USS Perch (SS-176) USS Permit (SS-178) USS Pike (SS-173) USS Plunger (SS-179) USS Pollack (SS-180) USS Pompano (SS-181) USS Tarpon (SS-175)
gptkbp:numberBuilt	10
gptkbp:operatedBy	gptkb:United_States_Navy
gptkbp:precededBy	V-class submarine (United States Navy)
gptkbp:propulsion	diesel-electric
gptkbp:successor	Salmon-class submarine (United States Navy)
gptkbp:usedDuring	gptkb:World_War_II
gptkbp:bfsParent	gptkb:Porpoise-class
gptkbp:bfsLayer	6