Ships
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Matchanu

HTMS Matchanu

Survived

Royal Thai Navy

TypeSubmarine
ClassMatchanu
WarSecond World War
Main guns1 × .98″ gun

Lead boat of four small submarines built in Japan, the only submarines the Thai navy had in the 20th century. They saw no fighting; in April 1945 two of them were used to generate electricity for Bangkok after Allied bombers knocked out its power stations. Decommissioned in 1951.

Armament and specifications

Armament

  • 1 × 76/25-mm gun
  • 1 × 8-mm gun
  • 4 × 450-mm torpedo tubes
Displacement374.5 t (368.6 long tons; 412.8 short tons) (surfaced) 430 t (420 long tons; 470 short tons) (submerged)
Length51.00 m (167.32 ft)
Speed14.5 kn (26.9 km/h; 16.7 mph) (maximum) 10 kn (19 km/h; 12 mph) (economical)
Complement5 officers & 28 crew

As built, from the ship's Wikipedia article. Figures there may cover later refits too.

Career

She isn't listed in any of the fleet actions covered here.