The Pacific War Online Encyclopedia: KD6B Class, Japanese
Tonnage
1420 tons standard
1810 tons surfaced
2564 tons submerged
Dimensions
344'6" by 26'11" by 15'1"
105.00m by 8.20m by 4.60m
Maximum speed
23 knots (surfaced)
8 knots (submerged)
Dive
to 250 feet (76 meters)
Complement
60-84
Armament
1 5"/50 dual-purpose gun
2 13mm/76 machine guns
6 21" torpedotubes (14 torpedoes)
2-shaft diesel (9000 hp) or electric (1800 hp)
Bunkerage
350 tons diesel oil
Range
10,000 nautical miles (19,000 km) at 16 knots surfaced
65 nautical miles (120 km) at 3 knots submerged
The KD6Bs were completed between 1934 and 1938. They were ordered at a time when the Navy was emphasizing crash construction of carriers, cruisers and destroyers, and their design was basically a repeat of the KD6As with some minor improvements.