C-1 class (1905) (roughly similar to US C class)
1 Purchased from New Switzerland
IRS Kituk (ex-NSNSS Catfish)
Normal displacement, 190 tons, Complement 11-14.
Length (o.a.) 90', Beam 12', Draught (mean) 12'
Torpedo tubes: 1 x 19.7"(3 reloads)
Machinery: Gasoline/Batteries, 400shp, 1 screws. Speed: 12kt surface, 9kt submerged. Range 700 miles at 9 knots.
Ex-Gran Columbian submarines, received 1917, 2 received
Atun, Catfish
Model: "Advanced" 1905, 500 t variety
Displacement: 500 t
Torpedoes: 2 x 457 mm TT F with 2 reloads; 2 x 457 mm TT A, with no reloads
Guns: 1x65 mm
Surface Performance: 14 knots (2000 nm @ 8 knots)
Submerged Performance: 10 knots (60 nm @ 5 knots)
Max depth: 150
Fuel: Gasoline