HMS Cachalot (S06)

For other ships with the same name, see HMS Cachalot.

History
Builder:	Scotts Shipbuilding and Engineering Company, Greenock (Scotland)
Cost:	£2,340,000
Laid down:	1 August 1955
Launched:	11 December 1957
Commissioned:	1 September 1959
Fate:	Broken up
General characteristics
Displacement:	2,080 tons surfaced 2,450 tons submerged
Length:	290 ft (88 m)
Beam:	26.5 ft (8.1 m)
Draught:	18 ft (5.5 m)
Propulsion:	2 × ASR 16VVS AS21 diesel generators totalling 3680 bhp (2,740 kW) 2 × English Electric main motors totalling 12000 hp (895 kW) driving two shafts 2 × 880 V batteries each of 224 cells
Speed:	12 knots surfaced, 17 knots submerged
Complement:	64
Armament:	6 × 21 inch (533 mm) bow torpedo tubes 2 × 21 inch (533 mm) stern torpedo tubes 30 torpedoes could be carried (usually Mk8 or Mk23) or mines

HMS Cachalot (S06) was a Porpoise-class submarine. Her keel was laid down on 1 August 1955 by Scotts Shipbuilding and Engineering Company at Greenock. She was launched on 11 December 1957, and commissioned on 1 September 1959.

Cachalot attended the 1977 Silver Jubilee Fleet Review off Spithead when she was part of the Submarine Flotilla.

She was sold on 12 November 1979 for breaking up at Blyth.

Commanding Officers

From	To	Captain
1963	1966	Lieutenant Commander D J D Strang RN
1974	1976	Lieutenant Commander R S Wraith RN
1976	1977	Lieutenant Commander N J K Crews RN