HMS Snapper (39S)

History
United Kingdom
Name	Snapper
Ordered	13 June 1933
Builder	Chatham Dockyard
Laid down	18 September 1933
Launched	25 October 1934
Completed	14 June 1935
Fate	Sunk, February 1941
Badge
General characteristics
Class and type	S-class submarine
Displacement	768 long tons (780 t) surfaced 960 long tons (980 t) submerged
Length	208 ft 8 in (63.6 m)
Beam	24 ft (7.3 m)
Draught	11 ft 10 in (3.6 m)
Installed power	1,550 bhp (1,160 kW) (diesel) 1,300 hp (970 kW) (electric)
Propulsion	2 × diesel engines 2 × electric motors
Speed	13.75 knots (25.47 km/h; 15.82 mph) surfaced 10 knots (19 km/h; 12 mph) submerged
Range	6,000 nmi (11,000 km; 6,900 mi) at 10 knots (19 km/h; 12 mph) surface; 64 nmi (119 km; 74 mi) at 2 knots (3.7 km/h; 2.3 mph) submerged
Test depth	300 feet (91.4 m)
Complement	40
Armament	6 × bow 21 in (533 mm) torpedo tubes 1 × 3-inch (76 mm) deck gun

HMS Snapper was a second-batch S-class submarine built during the 1930s for the Royal Navy. Completed in 1935, the boat participated in the Second World War. Snapper is one of the 12 boats named in the song "Twelve Little S-Boats".