V-4 submarine (1938 / 1944)

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
В-4 [V-4] (ex-Ursula)		730	Vickers-Armstrong, Barrow, UK	2.1937	16.2.1938	12.1938 // 5.1944	to UK spring 1950

Displacement standard, t	540
Displacement normal, t	630 / 730
Length, m	58.2
Breadth, m	4.90
Draught, m	4.62
No of shafts	2
Machinery	2 Paxman-Ricardo diesel-generators, 2 electric motors
Power, h. p.	615 / 825
Max speed, kts	11.25 / 10
Fuel, t	diesel oil 38
Endurance, nm(kts)	4050(10)
Armament	1 x 1 - 76/45 20cwt QF Mk II, 3 x 1 - 12.7/62, 6 - 533 TT (4 bow, 2 ext bow, 8 or 6 mines)
Electronic equipment	type 291W radar, type 129 sonar
Complement	27
Diving depth operational, m	60

V-4 1944

Former British submarine of U class, transferred to USSR on account of reparations from Italy.

None.

No significant events.

Many thanks to Wolfgang Stöhr for additional information on this page.