Hayashio-class submarine

Class overview
Name	Hayashio class
Builders	New Mitsubishi Heavy Industries, Kawasaki Shipbuilding Corporation
Operators	Japan Maritime Self-Defense Force
Preceded by	Oyashio
Succeeded by	Template:Sclass-
Built	1960–1962
In commission	1962–1979
Planned	2
Completed	2
Retired	2
General characteristics
Type	(Hunter-killer) Submarine
Displacement	750 long tons (762 t) (surfaced) 800 long tons (813 t) (submerged)
Length	59 m (193 ft 7 in)
Beam	6.5 m (21 ft 4 in)
Draft	4.1 m (13 ft 5 in)
Depth	6.4 m (21 ft 0 in)
Propulsion	Diesel-electric, 2 shafts 900 BHP (surfaced) 2,300 SHP (submerged)
Speed	11 knots (20 km/h; 13 mph) surfaced 14 knots (26 km/h; 16 mph) submerged
Complement	40
Armament	3 × 533 mm (21 in) torpedo tubes

The Hayashio-class submarine was the successor design to the Oyashio, and the predecessor of the Template:Sclass-.

Boats

Project no.	Building no.	Pennant no.	Name	Laid down	Launched	Commissioned	Note
S113	8701	SS-521	Hayashio (はやしお)	6 June 1960	31 July 1961	30 June 1962	Decommissioned 25 July 1977, scrapped
	8702	SS-522	Wakashio (わかしお)	7 June 1960	28 August 1961	17 August 1962	Decommissioned 23 March 1979, scrapped