Country: Spain.
Builder: Bazán, Cartagena, Spain.
Launch date: 14 December 1974.
Commission date: 22 November 1975.
Decommission date: 23 April 2003.

Displacement ( tons ): 863 surfaced, 1.043 submerged.
Dimensions ( metres ): 57,8 x 6,8 x 4,6
Main machinery: 2 x SEMT-Pielstick 16 PA4 V 185 diesel-electric ( 2.450 hp ).
Speed ( knots ): 13,2 surfaced; 15,5 submerged.
Range ( miles ): 4.300 at 7,5 knots and snorkel, 2.710 surfaced at 12,5 knots.
Complement: 47 ( 6 officers ).

Torpedoes: 12 x 550mm tubes. 12 torpedoes: ECAN L5 Mod 3/4 and/or ECAN F17 Mod 2.
Mines: 12 mines in lieu of torpedoes.

Radar: Surface search: Thomson-CSF DRUA 31 or 33A, I band.
Sonar: Thomson Sintra DSUV 22, Thomson Sintra DUUA 2A, DUUX 2A.
Countermeasures: ESM: Thorn EMI Manta ( radar warning ).

Callsign: EBFS (     )