Hayashio-class submarine

The Hayashio-class submarine was the successor design to the Japanese submarine Oyashio, and the predecessor of the Natsushio class.

Class overview
Name: Hayashio class
Builders:
Operators:  Japan Maritime Self-Defense Force
Preceded by: Oyashio
Succeeded by: Natsushio class
Built: 19601962
In commission: 19621979
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:
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

Boats

Project no.Building no.Pennant no.NameLaid downLaunchedCommissionedNote
S1138701SS-521Hayashio (はやしお)6 June 196031 July 196130 June 1962Decommissioned 25 July 1977, scrapped
8702SS-522Wakashio (わかしお)7 June 196028 August 196117 August 1962Decommissioned 23 March 1979, scrapped



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