HMS Ambush (S120)
| Ambush on sea trials, December 2012. | |
| History | |
|---|---|
| United Kingdom | |
| Name | HMS Ambush | 
| Namesake | Ambush | 
| Ordered | March 1997 | 
| Builder | BAE Systems Submarine Solutions | 
| Laid down | 22 October 2003 | 
| Launched | 6 January 2011 | 
| Christened | 16 December 2010 | 
| Commissioned | 1 March 2013 | 
| Homeport | HM Naval Base Clyde | 
| Identification | Pennant number: S120 | 
| Motto | Hide And Seek | 
| Status | In active service | 
| Badge | |
| General characteristics | |
| Class & type | Astute-class fleet submarine | 
| Displacement | 
 | 
| Length | 97 m (318 ft 3 in) | 
| Beam | 11.3 m (37 ft 1 in) | 
| Draught | 10 m (32 ft 10 in) | 
| Propulsion | 
 | 
| Speed | 30 kn (56 km/h; 35 mph), submerged | 
| Range | Unlimited | 
| Endurance | 90 days | 
| Test depth | Over 300 m (984 ft 3 in) | 
| Complement | 98 (capacity for 109) | 
| Sensors & processing systems | 
 | 
| Armament | 
 | 
HMS Ambush is an Astute-class nuclear-powered attack submarine of the Royal Navy, the second boat of her class.
Ambush is the third vessel, and the second submarine, to bear the name in Royal Naval service. She was ordered in 1997, laid down in 2003 and commissioned in 2013.