7-go 1960
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| 7号 [7-go] | PT807 | Mitsubishi Zosen, Shimonoseki | 8/1956 | 31.10.1957 | 12/1957 | stricken 12.1972 | |
| 8号 [8-go] | PT808 | Mitsubishi Zosen, Shimonoseki | 8/1956 | 15.11.1957 | 1/1958 | stricken 2.1974 |
|
Displacement standard, t |
100 |
|
Displacement full, t |
135 |
|
Length, m |
34.0 |
|
Breadth, m |
7.50 |
|
Draught, m |
1.20 |
|
No of shafts |
3 |
|
Machinery |
3 Mitsubishi YV20ZC15/20 diesels |
|
Power, h. p. |
6000 |
|
Max speed, kts |
33 |
|
Fuel, t |
diesel oil |
|
Endurance, nm(kts) |
|
|
Armament |
2 x 1 - 40/60 Mk 3, 4 - 533 TT, 2 x 4 - 178 Mousetrap Mk 20 ASWRL |
|
Electronic equipment |
OPS-4C radar, OQS-1 sonar |
|
Complement |
27 |
Project history: Authorized under the 1954 programme. This class was fitted with an improved sonar dome which offered less resistance at high speed than the type used in the Type 1. From January 1968 until December 1972, No 7wasfiatifl with an Ishikawajima-Harima T64 marine gas turbine for test purposes. Bagfl units were deleted in 1973.
Modernizations: 1.1968, 7-go: one diesel was replaced by Ishikawajima-Harima T64 gas turbine.
Naval service: No significant events.
© Ivan Gogin, 2016