Recognition Guide Warships of the Second World War
Imperial Japanese Navy — Submarine

Japanese submarine I-178

Kaidai type, KD7-class

Japanese submarine I-178
Unknown author — Stille, Mark; Bryan, Tony (2007). Imperial Japanese Navy Submarines 1941-45. Osprey Publishing. p. 18. ISBN 1846030900 — Public domain — Wikimedia Commons Plate The

Service

  1. Imperial Japanese Navy as I-17826 December 1942 — 17 June 1943173 days of the war
Kaidai type, KD7-class Particulars
Name
I-178
Builder
Kure Naval Arsenal
Ordered
1939
Laid down
21 May 1941
Launched
24 February 1942
Commissioned
26 December 1942
Fate
Missing after June 17, 1943 (1943)
Status
Unknown

Specifications

Displacement, surfaced
1,833 long tons (1,862 t)
Displacement, submerged
2,602 long tons (2,644 t)
Length
105.5 m (346.1 ft)
Beam
8.25 m (27.1 ft)
Draught
4.6 m (15.1 ft)
Speed
23.1 knots (42.8 km/h, 26.6 mph)
Range
8,000 nmi (14,816 km)
Complement
86
Main gun
120 mm (4.7 in)

I-178 was a submarine of the Kaidai type, KD7-class built for the Imperial Japanese Navy. Her keel was laid at Kure Naval Arsenal on 21 May 1941. Launched on 24 February 1942, she entered service on 26 December 1942.

The boat displaced 1,833 long tons surfaced and 2,602 long tons submerged. She measured 105.5 m (346 ft) long with a beam of 8.2 m (27 ft). Her designed speed was 23.1 knots, and she carried a complement of 86.

Her main battery was one 120 mm (4.7 in) guns.

She was in commission for 173 days of the Second World War.

Written from the harvested record. Every figure above is sourced; the wording is this site's own.

Armament and machinery

Armament and machinery
Propulsion
  • 2 × Kampon Mk.1B Model 8 diesels, 2 shafts; 8,000 bhp
  • Electric motors: 1,800 shp
Armament
  • 6 × 533 mm forward torpedo tubes
  • 12 × Type 95 torpedoes
  • 1 × 120 mm 11th Year Type Naval gun
  • 2 × Type 96 25mm AA guns

Sister ships

Sources

  • Facts harvested from Japanese submarine I-178 on Wikipedia. Figures only — no wording is taken from it.
  • Photograph: Unknown author — Stille, Mark; Bryan, Tony (2007). Imperial Japanese Navy Submarines 1941-45. Osprey Publishing. p. 18. ISBN 1846030900 — Public domain — Wikimedia Commons