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  I-403 Japanese Submarine
IJN
I-400-class submarine
Sentoku Type

3,530 Tons (surfaced)
5,223 Tons (submerged)
400'
8 x torpedo tubes
14cm/40 deck gun
3 x 3x25mm AA guns
Watertight hangar
3 x M6A1 Seiran

Sub History
Built by Kawasaki at Kobe. Laid down September 29, 1943 as I-400-class submarine Sentoku Type with boat number 5234. During October 1943 construction was haulted. Ultimate fate unknown, likely scrapped or the materials used for other vessels.

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Last Updated
February 11, 2025

 

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