| Tonnage | 1447 tons standard |
| Dimensions | 259'2" by 23'1" by 13'2" 78.99m by 7.04m by 401m |
| Maximum speed | 19.7
knots surfaced 8 knots submerged |
| Dive | To
260 feet (79 meters) |
| Complement | 54 |
| Armament | 1 3"/40
AA
gun 4 21" torpedo tubes (10 torpedoes) 2 25mm/60 AA gun |
| Machinery |
2-shaft diesel |
| Range | 5000 nautical miles (9300 km) at 16 knots surfaced 45 nautical miles (83 km) at 5 knots submerged |
| Modifications | An unsuccessful attempt was made to reduce the radar signature by rebuilding the conning towers of a few units in 1943. |
The K6s were short-ranged (RO) submarines based on the K5 prototype class. They were excellent boats with good maneuverability.
|
Completed 1943-3-31 (Mitsubishi-Kobe) |
Sunk 1943-8-25 off San
Cristobal Island
by Patterson |
|
|
Completed 1943-5-31 (Mitsubishi-Kobe) |
Sunk 1944-6-13 off Saipan by Melvin | |
| Ro-37 | Completed 1943-6-30 (Mitsubishi-Kobe) | Sunk 1944-1-22 off San Cristobal Island by Buchanan |
| Ro-38 | Completed 1943-7-31 (Mitsubishi-Kobe) | Lost to unknown cause 1943-11-19 between Truk and the Gilbert Islands |
| Ro-39 | Completed 1943-9-12 (Sasebo) | Sunk 1944-2-2 off Wotje by Walker |
| Ro-40 | Completed 1943-9-28 (Mitsubishi-Kobe) | Sunk 1944-2-16 off Kwajalein by Phelps and Sage |
| Ro-41 | Completed 1943-11-26 (Mitsubishi-Kobe) | Sunk 1943-3-23 off Okinawa by Haggard |
| Ro-42 | Completed 1943-8-27 (Sasebo) | Sunk 1943-6-11 off off Kwajalein by Bangust |
| Ro-43 | Completed 1943-12-16 (Mitsubishi-Kobe) | Sunk by aircraft 1945-2-26 off Iwo Jima |
| Ro-44 | Completed 1943-9-12 (Tamano) | Sunk 1944-6-16 off Eniwetok by Burden R. Hastings |
| Ro-45 | Completed 1944-1-11 (Mitsubishi-Kobe) | Sunk 1944-4-30 off Truk by MacDonough, Stephen Potter, and aircraft |
| Ro-46 | Completed 1944-2-11 (Mitsubishi-Kobe) | Sunk by aircraft 1945-5-25 off Okinawa |
| Ro-47 | Completed 1944-1-31 (Tamano) | Sunk 1944-9-26 off Yap by McCoy Reynolds |
| Ro-48 | Completed 1944-3-31 (Mitsubishi-Kobe) | Sunk 1944-7-14 off Saipan by William C. Miller |
| Ro-49 | Completed 1944-5-44 (Tamano) | SAunk 1945-5-5 off Okinawa by Hudson |
| Ro-50 | Completed 1944-7-31 (Tamano) | |
| Ro-55 | Completed 1944-9-30 (Tamano) | Sunk 1945-2-7 off Iba by Thomason |
| Ro-56 | Completed 1944-11-15 (Tamano) | Sunk 1945-4-9 off Okinawa by Mertz and Monssen |
References
CombinedFleet.org (accessed 2007-11-8)
Jentschura, Jung, and Mickel (1977)
The Pacific War Online Encyclopedia © 2007, 2009 by Kent G. Budge. Index
