With a displacement of 310 tons (full load) and as dimensions 44 x 7,67 x 2,20 metres. The two Maybach diesels and two screws was the speed 20 knots. The armament consisted of 2-4cm anti aircraft guns and 1-3,7cm rocket launcher; later 1-4cm anti aircraft gun and 1-2cm machine gun The crew numbered 3 officers and 30 petty officers and sailors.
P1140 Cacine, built at the Arsenal do Afeite S.A., Almada, Portugal in 1969, commissioned in May 1969, still in service anno 2015
P1141 Cunene, Cacine, built at the Arsenal do Afeite S.A., Almada, Portugal in 1969, commissioned in June 1969
P1142 Mandovi, built at the Arsenal do Afeite S.A., Almada, Portugal in 1969, deleted in 1997
P1143 Romuva, Cacine, built at the Arsenal do Afeite S.A., Almada, Portugal in 1969, commissioned in November 1969
P1144 Cuanza or Quanza, launched at the Estaleiros Navais do Mondego, Coimbra, Portugal on 30 May 1969, still in service anno 2015
P1145 Geba, launched at the Estaleiros Navais do Mondego, Coimbra, Portugal on 21 May 1970
P1146 Zaire, launched at the Estaleiros Navais do Mondego, Coimbra, Portugalon 28 November 1970, still in service anno 2015
P1147 Zambeze, launched at the Estaleiros Navais do Mondego, Coimbra, Portugal in 1971, commissioned in January 1971
P1160 Limpopo, launched at the Arsenal do Afeite S.A., Almada, Portugal on 9 April 1973, commissioned in April 1973
P1161 Save, built at the Arsenal do Afeite S.A., Almada, Portugal in 1969, commissioned in May 1973, still in service anno 2015