K III-class submarine

K III
Class overview
Name	K III class
Builders	Koninklijke Maatschappij De Schelde, Vlissingen
Operators	Royal Netherlands Navy
Preceded by	K II
Succeeded by	K V class
Built	1915-1921
Completed	2
General characteristics
Type	Submarine
Displacement	583 tons surfaced (K III) 579 tons surfaced (K IV) 721 tons submerged
Length	64.41 m (211 ft 4 in)
Beam	5.6 m (18 ft 4 in)
Draught	3.56 m (11 ft 8 in)
Propulsion	2 × 900 bhp (671 kW) diesel engines (K III) 2 × 600 bhp (447 kW) diesel engines (K IV) 2 × 210 hp (157 kW) electric motors
Speed	16.5 kn (30.6 km/h; 19.0 mph) surfaced (K III) 15 kn (28 km/h; 17 mph) surfaced (K IV) 8.5 kn (15.7 km/h; 9.8 mph) submerged
Range	3,500 nmi (6,500 km; 4,000 mi) at 11 kn (20 km/h; 13 mph) on the surface 25 nmi (46 km; 29 mi) at 8.5 kn (15.7 km/h; 9.8 mph) submerged
Complement	29
Armament	2 × 18 inch bow torpedo tubes 2 × 18 inch external-traversing torpedo tubes forward of the conning tower 1 x 75 mm gun 1 x 12.7 mm machine gun

The K III class was a

Construction

External links

• Description of class