Principe 1955
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| Flores (ex-PC812), 1956- Príncipe | 1956- P581 | Commercial Iron Wks, Portland, USA | 11.1943 | 11.2.1944 | 5.1945 // 1948 | discarded 1968 | |
| Madeira (ex-PC811) | 1956- P582 | Commercial Iron Wks, Portland, USA | 11.1943 | 18.12.1943 | 4.1945 // 1948 | discarded 1968 | |
| Santiago (ex-PC1257) | 1956- P583 | Luders Marine, Stamford, USA | 11.1943 | 23.7.1944 | 12.1944 // 1948 | discarded 1967 | |
| Sal (ex-PC809) | 1956- P584 | Commercial Iron Wks, Portland, USA | 10.1943 | 4.12.1943 | 3.1945 // 1948 | discarded 1969 | |
| São Tomé (ex-PC1256) | 1956- P585 | Luders Marine, Stamford, USA | 10.1943 | 21.5.1944 | 10.1944 // 1948 | discarded 1969 | |
| São Vicente (ex-PC1259) | 1956- P586 | Luders Marine, Stamford, USA | 1.1944 | 7.10.1944 | 3.1945 // 1948 | discarded 1969 |
|
Displacement standard, t |
414 |
|
Displacement full, t |
463 |
|
Length, m |
51.8 wl 52.9 oa |
|
Breadth, m |
7.06 |
|
Draught, m |
3.30 full load |
|
No of shafts |
2 |
|
Machinery |
2 diesels |
|
Power, h. p. |
2880 |
|
Max speed, kts |
19 |
|
Fuel, t |
diesel oil 49 |
| Endurance, nm(kts) | 3000 (12) |
|
Armament |
1 x 1 - 76/50 Mk 21, 1 x 1 - 40/60 Mk 3, 2 x 1 - 20/70 Mk 10, 2 x 4 - 178 Mousetrap Mk 20 ASWRL, 2 DCT, 2 DCR |
|
Electronic equipment |
SF or SO or SU radar, QHA sonar |
| Complement | 65 |
Project history: Purchased by Portugal in 1948 under MDAP.
Modernizations: 1957, all: - 1 x 1 - 76/50, 2 x 4 - 178 Mousetrap ASWRL, 2 DCR; + 1 x 1 - 20/70 Mk 10, 1 x 24 - 178 Hedgehog Mk 10 ASWRL, 2 DCT
Naval service: No significant events.
© Ivan Gogin, 2015