SM UC-33

History
German Empire
Name	UC-33
Ordered	29 August 1915
Builder	AG Vulcan, Hamburg
Yard number	72
Launched	26 August 1916
Commissioned	25 September 1916
Fate	Shelled and rammed, 26 September 1917
General characteristics
Class & type	Type UC II submarine
Displacement	400 t (390 long tons), surfaced; 480 t (470 long tons), submerged;
Length	49.45 m (162 ft 3 in) o/a; 39.30 m (128 ft 11 in) pressure hull;
Beam	5.22 m (17 ft 2 in) o/a; 3.65 m (12 ft) pressure hull;
Draught	3.68 m (12 ft 1 in)
Propulsion	2 × propeller shafts; 2 × 6-cylinder, 4-stroke diesel engines, 500 PS (370 kW; 490 bhp); 2 × electric motors, 460 PS (340 kW; 450 shp);
Speed	11.6 knots (21.5 km/h; 13.3 mph), surfaced; 6.7 knots (12.4 km/h; 7.7 mph), submerged;
Range	10,040 nmi (18,590 km; 11,550 mi) at 7 knots (13 km/h; 8.1 mph), surfaced; 53 nmi (98 km; 61 mi) at 4 knots (7.4 km/h; 4.6 mph), submerged;
Test depth	50 m (160 ft)
Complement	26
Armament	6 × 100 cm (39.4 in) mine tubes; 18 × UC 200 mines; 3 × 50 cm (19.7 in) torpedo tubes (2 bow/external; one stern); 7 × torpedoes; 1 × 8.8 cm (3.5 in) Uk L/30 deck gun;
Notes	48-second diving time
Service record
Part of:	I Flotilla; 16 December 1916 – 26 September 1917;
Commanders:	Kptlt. Martin Schelle; 25 September 1916 – 19 July 1917; Oblt.z.S. Alfred Arnold; 20 July – 26 September 1917;
Operations:	7 patrols
Victories:	31 merchant ships sunk ; (19,628 GRT); 1 warship sunk ; (370 tons); 4 auxiliary warships sunk ; (997 GRT); 1 merchant ship damaged ; (6,430 GRT);

SM UC-33 was a German Type UC II minelaying submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. The U-boat was ordered on 29 August 1915 and was launched on 26 August 1916. She was commissioned into the German Imperial Navy on 25 September 1916 as SM UC-33. In seven patrols UC-33 was credited with sinking 36 ships, either by torpedo or by mines laid. UC-33 was shelled and then rammed by patrol boat PC61 captained by Frank Worsley at position 51°55′N 6°14′W / 51.917°N 6.233°W / 51.917; -6.233 in St. George's Channel on 26 September 1917.

History

German Empire
Name	UC-33
Ordered	29 August 1915
Builder	AG Vulcan, Hamburg
Yard number	72
Launched	26 August 1916
Commissioned	25 September 1916
Fate	Shelled and rammed, 26 September 1917
General characteristics
Class & type	Type UC II submarine
Displacement	400 t (390 long tons), surfaced 480 t (470 long tons), submerged
Length	49.45 m (162 ft 3 in) o/a 39.30 m (128 ft 11 in) pressure hull
Beam	5.22 m (17 ft 2 in) o/a 3.65 m (12 ft) pressure hull
Draught	3.68 m (12 ft 1 in)
Propulsion	2 × propeller shafts 2 × 6-cylinder, 4-stroke diesel engines, 500 PS (370 kW; 490 bhp) 2 × electric motors, 460 PS (340 kW; 450 shp)
Speed	11.6 knots (21.5 km/h; 13.3 mph), surfaced 6.7 knots (12.4 km/h; 7.7 mph), submerged
Range	10,040 nmi (18,590 km; 11,550 mi) at 7 knots (13 km/h; 8.1 mph), surfaced 53 nmi (98 km; 61 mi) at 4 knots (7.4 km/h; 4.6 mph), submerged
Test depth	50 m (160 ft)
Complement	26
Armament	6 × 100 cm (39.4 in) mine tubes 18 × UC 200 mines 3 × 50 cm (19.7 in) torpedo tubes (2 bow/external; one stern) 7 × torpedoes 1 × 8.8 cm (3.5 in) Uk L/30 deck gun
Notes	48-second diving time
Service record
Part of:	I Flotilla 16 December 1916 – 26 September 1917
Commanders:	Kptlt. Martin Schelle 25 September 1916 – 19 July 1917 Oblt.z.S. Alfred Arnold 20 July – 26 September 1917
Operations:	7 patrols
Victories:	31 merchant ships sunk (19,628 GRT) 1 warship sunk (370 tons) 4 auxiliary warships sunk (997 GRT) 1 merchant ship damaged (6,430 GRT)