Built under the 1928 programme only 4 of this class were built.
Of a similar design to the Odin and Parthian class these were to be the last of the 1st generation Patrol Class submarine.
This class was the first to be deigned with a bathroom. (Officers only)
Only one boat survived WWII.
For more information and pictures on the Chatham build, select Rainbow from side menu.
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| Rainbow Class: Information | |||
| Commissioned | 1930 to 1932 | ||
| Length (feet): | 285ft 11" |
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| Beam (feet): | 29ft 10" | ||
| Surface Displacement (tons): | 1475 |
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| Submerged Displacement (tons): | 1765 |
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| Speed (knots): | Surface: 17.5 Dived: 9 |
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| Armament: | 6 x 21" Bow Tubes 2 x 21" Stern tubes 1 x 4" Gun 2 x .303 Lewis Guns |
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| Propulsion: | 2 x 4640 bhp Diesel Engines 2 x 1320 bhp Electric Motors 2 Shafts |
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| Range | 8,800 nm |
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| Complement | 56 |
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