Chilean submarine Simpson (1982)

For other ships with the same name, see Chilean submarine Simpson (SS-21).

Simpson (SS-21) is a Type 209 submarine, 1400-l variant and referred to as the Thomson class. The boat was built for the Chilean Navy by Howaldtswerke-Deutsche Werft shipyards in Kiel, Germany.

Simpson preparing to honor USS Arizona at Pearl Harbor, Hawaii in 2004
History
Chile
Name	Simpson
Namesake	Robert Winthrop Simpson
Builder	Howaldtswerke-Deutsche Werft, Kiel
Launched	1982
Commissioned	31 August 1984
Homeport	Talcahuano
Status	Active
General characteristics
Class and type	Thomson class (Type 209/1400-L) submarine
Displacement	1,260 long tons (1,280 t) surfaced 1,586 long tons (1,611 t) submerged
Length	61.2 m (200 ft 9 in)
Beam	6.25 m (20 ft 6 in)
Draft	5.5 m (18 ft 1 in)
Depth	300 m (980 ft)
Installed power	2,400 hp (1,800 kW) 4,600 hp (3,400 kW) (submerged)
Propulsion	Diesel-electric • 4 diesel engines • 1 axle
Speed	11 knots (20 km/h; 13 mph) surfaced 22 kn (41 km/h; 25 mph) submerged
Range	10,000 km (6,200 mi) at 8 kn (15 km/h; 9.2 mph) (surface) 8,000 km (5,000 mi) at 8 kn (15 km/h; 9.2 mph) (snorkeling) 400 km (250 mi) at 4 kn (7.4 km/h; 4.6 mph) (submerged) 50 days
Complement	33
Armament	8 × 533 mm (21 in) torpedo tubes for 16 Whitehead Alenia Sistemi Subacquei Black Shark heavyweight torpedoes

Simpson is the first of two units, ahead of Thomson. It is currently serving in the Submarine Force with a base port in Talcahuano. Between 2009 and 2012, it underwent a systems modernisation.

Gallery

• 
  Simpson arriving at Naval Station Mayport
• 
  Simpson underway in the Pacific Ocean on 3 August 2018
• 
  Simpson arriving at Naval Station Mayport; Nov. 26, 2012.