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FIGHTING SHIPS OF THE WORLD
RUSSIA / USSR
SUBMARINES
B.1 submarines


Ships


Name No Yard No Builder Laid down Launched Comp Fate
Б.1 [B.1]     Baltic Wks, Petrograd 1917 --- --- suspended 1918
Б.2 [B.2]     Baltic Wks, Petrograd 1917 --- --- suspended 1918
Б.3 [B.3]     Baltic Wks, Petrograd 1917 --- --- suspended 1918
Б.4 [B.4]     Baltic Wks, Petrograd 1917 --- --- suspended 1918


Technical data


Displacement standard, t 
Displacement normal, t

971 / 1264

Length, m

80.5

Breadth, m

7.00

Draught, m

4.00

No of shafts

2

Machinery

2 diesels / 2 electric motors

Power, h. p.

2640 / 740

Max speed, kts

17 / 9

Fuel, t

diesel oil

Endurance, nm(kts)3000(10) / 100(5)
Armament

2 x 1 - 102/33 Obukhov, 1 x 1 - 57/50 Hotchkiss, 16 - 450 TT (4 bow, 2 stern, 4 beam, 6 ext drop-collars, 20)

Complement

49

Diving depth operational, m45


Standard scale images


<i>B.1</i>
B.1


Project history

Part of the 1916 Submarine Programme, designated for the Baltic Fleet. Bubnov design, influenced by the Holland ones and therefore included such innovations as a double hull and subdivision into 8 watertight compartments. Four of her TT were transversally sited. Ordered 1916, construction begun 1916-17 but abandoned after the Bolshevik Revolution.