HMAS AE1

HMAS AE1 underway in 1914
History
Australia
Builder	Vickers Limited
Laid down	14 November 1911
Launched	22 May 1913
Commissioned	28 February 1914
Nickname(s)	AE1
Honours and awards	Battle honours: Rabaul 1914
Fate	Lost at sea, 14 September 1914
Notes	Wreck located at a depth of 300 metres off the Duke of York Islands
General characteristics
Class and type	E-class submarine
Displacement	750 long tons (762 t) surfaced
Length	181 ft (55 m)
Beam	22 ft 6 in (6.86 m)
Draught	12 ft 6 in (3.81 m)
Installed power	2 × 8-cylinder diesels, 1,600 hp (1,200 kW) surfaced, battery-driven electric motors, 840 hp (630 kW) submerged
Propulsion	2 × propeller shafts
Speed	15 knots (28 km/h; 17 mph) surfaced 10 knots (19 km/h; 12 mph) submerged
Range	3,000 nmi (5,600 km; 3,500 mi) at 10 knots (19 km/h; 12 mph) surfaced 65 nmi (120 km; 75 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth	200 feet (61.0 m)
Complement	34
Armament	4 × 18-inch torpedo tubes

HMAS AE1 was an E-class submarine of the Royal Australian Navy (RAN). She was the first submarine to serve in the RAN,^[1] and sank with all hands near what is now East New Britain, Papua New Guinea, on 14 September 1914, after less than seven months in service. Search missions attempting to locate the wreck began in 1976. The submarine was found during the 13th search mission near the Duke of York Islands in December 2017.