Cachalot Class Specifications

Lead Boat: SS-170, U.S.S. Cachalot
Length: 274′
Beam: 24′ 1″
Draft: 13′ 10″ (Surface trim)
Displacement: 1,100 tons (surfaced); 1,650 tons (submerged)
Speed: 17 knots (surfaced); 8 knots (submerged)
Diving Depth: 250′ (test depth)
Range: 14,000 miles
Crew: 6 officers, 39 enlisted
Deck Gun: 1-3″/50-calibre
Anti-Aircraft Weapons:
Torpedoes: 4-21″ torpedo tubes (bow), 2-21″ torpedo tubes (stern), 16 torpedoes
Engines: 2-1,535 hp main engines, 1-350 kw auxiliary
Motors: 2-800 hp

 

Hull NumberNameCommissionFateClass
SS-170Cachalot1933Scrapped 1947Cachalot-Class
SS-171Cuttlefish1934Scrapped 1947Cachalot-Class