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

Japanese submarine I-177

Kaidai type, KD7-class

Japanese submarine I-177
Unknown author — N. Polmar, D. Carpenter. Submarines of the Imperial Japanese Navy 1904—1945. — Conway Maritime Press, 1986 — Public domain — Wikimedia Commons Plate Japanese I-176 (formerly I-76) submarine

Service

  1. Imperial Japanese Navy as Submarine No. 15528 December 1942 — 1 March 1945794 days of the war
Kaidai type, KD7-class Particulars
Name
I-177
Builder
Kawasaki, Kobe, Japan
Laid down
10 March 1941
Launched
20 December 1941
Commissioned
28 December 1942
Struck
1 March 1945
Fate
Sunk by USS Samuel S. Miles (DE-183) off Palau, 3 October 1944 (1944)
Status
Wreck

Specifications

Displacement, surfaced
1,630 long tons (1,656 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-177 was a submarine of the Kaidai type, KD7-class in service with the Imperial Japanese Navy. Kawasaki, Kobe, Japan laid her keel on 10 March 1941. Launched on 20 December 1941, she entered service on 28 December 1942.

The boat displaced 1,630 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 794 days of the Second World War. She was struck from the register on 1 March 1945.

She was sunk on 3 October 1944, at 28°54′S 153°54′E. The wreck survives.

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; 8000 bhp
  • Electric motors: 1800 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-177 on Wikipedia. Figures only — no wording is taken from it.
  • Photograph: Unknown author — N. Polmar, D. Carpenter. Submarines of the Imperial Japanese Navy 1904—1945. — Conway Maritime Press, 1986 — Public domain — Wikimedia Commons