The CH-13s were an improved design based on the CH-1 and CH-4 class designs. During the war, most of the 15 units of the class were rearmed with triple-mount 25-mm Type 96AA guns and were fitted with Type 22 radars and a radar detector.
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Builders and
Years Completed: |
Various
1940-42 |
| Displacement: |
438-tons standard. |
| Dimensions: |
167.4' x 22' x 9' |
| Propulsion: |
2 diesel engines, 2-shafts, 1,700 b.h.p, maximum speed 16 knots |
| Armament: |
1 x 80-mm (3-inch)/40 cal HA gun, 2 x 13.2-mm mg, 1 x 25-mm Type 96 AA gun, 3 x Type 94 depth charge thrower, 2 depth charge rails, 36 depth charges, Type 93 hydrophones and Type 93 sonar. |
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