Type U 127 submarine

	SM U-135 at sea
Class overview
Builders	AG Weser, Bremen; Germaniawerft, Kiel; Kaiserliche Werft, Danzig; Bremer Vulkan, Vegesack;
Operators	Imperial German Navy
Preceded by	Type UE II
Succeeded by	Type U 139
Cost	6,438,000 Mark
Built	1913-1918
Building	8
Completed	0
General characteristics
Displacement	1,160–1,221 t (1,142–1,202 long tons)(surfaced); 1,527–1,649 t (1,503–1,623 long tons) (submerged);
Length	82.05–82.50 m (269 ft 2 in – 270 ft 8 in) (o/a); 65.15–65.57 m (213 ft 9 in – 215 ft 1 in) (pressure hull);
Beam	7.54 m (24 ft 9 in) (o/a); 4.83–4.85 m (15 ft 10 in – 15 ft 11 in) (pressure hull);
Height	9.46 m (31 ft)
Draught	4.02 m (13 ft 2 in)
Installed power	2 × diesel engines, 3,255–3,452 bhp (2,427–2,574 kW) total; 2 × diesel generators for surface dash, 888 brake horsepower (662 kW) total; 2 × electric motors, 1,667 shp (1,243 kW) total;
Propulsion	2 × propeller shafts; 2 × 1.85 m (6 ft 1 in) propellers;
Speed	17 knots (31 km/h; 20 mph) (surfaced); 8.1 knots (15.0 km/h; 9.3 mph) (submerged);
Range	10,000 nmi (19,000 km; 12,000 mi) at 8 knots (15 km/h; 9.2 mph) (surfaced) 50 nmi (93 km; 58 mi) at 4.5 knots (8.3 km/h; 5.2 mph)(submerged)
Test depth	75 m (246 ft)
Complement	44 men
Armament	6 × 50 cm (19.7 in) torpedo tubes (4 bow, 2 stern); 14 × torpedoes; 2 × 15 cm (5.9 in) SK L/45 deck gun;

Type U 127 submarine was a class of U-boats built during World War I by the Kaiserliche Marine.

Class overview
SM U-135 at sea
Builders	AG Weser, Bremen Germaniawerft, Kiel Kaiserliche Werft, Danzig Bremer Vulkan, Vegesack
Operators	Imperial German Navy
Preceded by	Type UE II
Succeeded by	Type U 139
Cost	6,438,000 Mark
Built	1913-1918
Building	8
Completed	0
General characteristics ^[1]
Displacement	1,160–1,221 t (1,142–1,202 long tons)(surfaced) 1,527–1,649 t (1,503–1,623 long tons) (submerged)
Length	82.05–82.50 m (269 ft 2 in – 270 ft 8 in) (o/a) 65.15–65.57 m (213 ft 9 in – 215 ft 1 in) (pressure hull)
Beam	7.54 m (24 ft 9 in) (o/a) 4.83–4.85 m (15 ft 10 in – 15 ft 11 in) (pressure hull)
Height	9.46 m (31 ft)
Draught	4.02 m (13 ft 2 in)
Installed power	2 × diesel engines, 3,255–3,452 bhp (2,427–2,574 kW) total 2 × diesel generators for surface dash, 888 brake horsepower (662 kW) total 2 × electric motors, 1,667 shp (1,243 kW) total
Propulsion	2 × propeller shafts 2 × 1.85 m (6 ft 1 in) propellers
Speed	17 knots (31 km/h; 20 mph) (surfaced) 8.1 knots (15.0 km/h; 9.3 mph) (submerged)
Range	10,000 nmi (19,000 km; 12,000 mi) at 8 knots (15 km/h; 9.2 mph) (surfaced) 50 nmi (93 km; 58 mi) at 4.5 knots (8.3 km/h; 5.2 mph)(submerged)
Test depth	75 m (246 ft)
Complement	44 men
Armament	6 × 50 cm (19.7 in) torpedo tubes (4 bow, 2 stern) 14 × torpedoes 2 × 15 cm (5.9 in) SK L/45 deck gun