Type XVII submarine

Class overview

Type XVIIB submarine U-1406, partially dismantled shortly after the end of World War II


Builders	Blohm + Voss, Hamburg Friedrich Krupp Germaniawerft, Kiel
Operators	Kriegsmarine United States Navy Royal Navy
Preceded by	Type II (Conventional coastal submarine) V-80 (AIP testbed)
Succeeded by	Type XXIII (conventional coastal submarine)
Built	1942 – 1945
In commission	1943 – 1949
Planned	16
Completed	7
Canceled	9


General characteristics ^[1]^[2]^[3]
Type	Coastal submarine
Displacement	Wa 201^[4] 277 tonnes (273 long tons) surfaced 309 t (304 long tons) submerged 372 t (366 long tons) total Wk 202^[4] 236 t (232 long tons) surfaced 259 t (255 long tons) submerged 312 t (307 long tons) total Type XVIIB^[4] 312 t (307 long tons) surfaced 337 t (332 long tons) submerged 415 t (408 long tons) total
Length	Wa 201^[4] 39.05 m (128 ft 1 in) o/a 26.15 m (85 ft 10 in) pressure hull Wk 202^[4] 34.64 m (113 ft 8 in) o/a Type XVIIB^[4] 41.45 m (136 ft 0 in) o/a 27.30 m (89 ft 7 in) pressure hull
Beam	4.50 m (14 ft 9 in) o/a Wa 201 & Type XVIIB :^[4] 3.30 m (10 ft 10 in) pressure hull Wk 202 :^[4] 3.40 m (11 ft 2 in) pressure hull
Draft	Wa 201 :^[4] 4.30 m (14 ft 1 in) Type XVIIB :^[4] 4.50 m (14 ft 9 in) Wk 202 :^[4] 4.55 m (14 ft 11 in)
Propulsion	1 × Deutz SAA SM517 supercharged 8-cylinder Diesel engine, 210 PS (210 shp; 150 kW) 1 × AEG Maschine AWT98 electric motor, 77 PS (76 shp; 57 kW) 1 shaft Wa 201 U-792 & Wk 202 :^[4] 2 × Walter gas turbines, 5,000 PS (4,900 shp; 3,700 kW) Wa 201 U-793 & Type XVIIB :^[4] 1 × Walter gas turbine, 2,500 PS (2,500 shp; 1,800 kW)
Speed	Wa 201 & Wk 202^[4] 9 knots (17 km/h; 10 mph) surfaced 4.5 knots (8.3 km/h; 5.2 mph) submerged (electric drive) (Wa 201) 5 knots (9.3 km/h; 5.8 mph) submerged (electric drive) (Wk 202) 25 knots (46 km/h; 29 mph) submerged (HTP drive) (Wa 201) 26 knots (48 km/h; 30 mph) submerged (HTP drive) (Wk 202) Type XVIIB^[4] 8.5 knots (15.7 km/h; 9.8 mph) surfaced 4.5 knots (8.3 km/h; 5.2 mph) submerged (electric drive) 20 knots (37 km/h; 23 mph) submerged (HTP drive)
Range	Wa 201 :^[4] 2,910 nmi (5,390 km; 3,350 mi) at 9 knots (17 km/h; 10 mph) surfaced 27 nmi (50 km; 31 mi) at 4.5 knots (8.3 km/h; 5.2 mph) submerged (electric drive) 105 nmi (194 km; 121 mi) at 25 knots (46 km/h; 29 mph) submerged (HTP drive) or 127 nmi (235 km; 146 mi) at 20 knots (37 km/h; 23 mph) submerged (HTP drive) Wk 202 :