Mato Grosso 1975
Sergipe 1975
| Name | No | Yard No | Builder | Laid down | Launched | Comm | Fate |
| Mato Grosso (ex-Compton) | D34 | Federal, Kearny, USA | 28.3.1944 | 17.9.1944 | 4.11.1944 // 27.9.1972 | stricken 7.1990 | |
| Sergipe (ex-James C. Owens) | D35 | Bethlehem, San Pedro, USA | 9.4.1944 | 1.10.1944 | 17.2.1945 // 16.7.1973 | stricken 10.1995 | |
| Alagoas (ex-Buck) | D36 | Bethlehem, San Francisco, USA | 1.2.1944 | 11.3.1945 | 28.6.1946 // 16.7.1973 | stricken 6.1995 | |
| Rio Grande do Norte (ex-Strong) | D37 | Bethlehem, San Francisco, USA | 25.7.1943 | 23.4.1944 | 8.3.1945 // 29.10.1973 | stricken 2.1996 | |
| Espírito Santo (ex-Lowry) | D38 | Bethlehem, San Pedro, USA | 1.8.1943 | 6.2.1944 | 23.7.1944 // 29.10.1973 | stricken 2.1996 |
|
Displacement standard, t |
2200 |
|
Displacement full, t |
3320 |
|
Length, m |
112.5 wl 114.8 oa |
|
Breadth, m |
12.5 |
|
Draught, m |
4.32 full load 5.80 max |
|
No of shafts |
2 |
|
Machinery |
2 sets General Electric geared steam turbines, 4 Babcock & Wilcox boilers |
|
Power, h. p. |
60000 |
|
Max speed, kts |
30 |
|
Fuel, t |
oil 460 |
| Endurance, nm(kts) | 3300 (20) |
|
Armament |
D34: 1 x 4 Sea Cat SAM (12 Sea Cat), 3 x 2 - 127/38 Mk 38, 2 x 3 - 324 Mk 32 TT, 2 x 24 Hedgehog Mk 11 ASWRL D35-38: 3 x 2 - 127/38 Mk 38, 2 x 3 - 324 Mk 32 TT, 2 x 24 Hedgehog ASWRL, 1 helicopter (Wasp) |
|
Electronic equipment |
D34: SPS-10, SPS-6, Mk 25 radars, SQS-31 sonar, WLR-1 ECM suite D35: SPS-10, SPS-40, Mk 25 radars, SQS-44, SQA-10 sonars, WLR-1 ECM suite D36, 37: SPS-10, SPS-40, Mk 25 radars, SQS-44 sonar, WLR-3 ECM suite D38: SPS-10, SPS-29, Mk 25 radars, SQS-44 sonar, WLR-1, ULQ-6 ECM suites |
|
Complement |
275 |
Project history: Former Allen M. Sumner class destroyers of US Navy, first was transferred non-modernized, other four received FRAM II modernization. Mato Grosso received Sea Cat SAM with M20 optical director from stricken destroyer Mariz e Barros.
Modernizations: Later years of service ships carried Jet Ranger helicopter instead of Wasp.
Naval service: Sergipe collided with a merchant vessel in November 1984 and was out of service for 8 months.
Espírito Santo 1978
© Ivan Gogin, 2018