HUMAITA (S-20) class SS

 0 HUMAITA class (SS) (British OBERON class)

 Name           Pendant   Launched        Completed        Status
 HUMAITA        S-20      Oct. 5, 1971    June 18, 1973    Stricken
 TONELERO       S-21      Nov. 22, 1972   Sept. 8, 1978    Stricken
 RIACHUELO      S-22      Sept. 6, 1975   March 12, 1977   Museum

The British-built HUMAITA-class submarines were virtually identical to the Royal Navy's OBERON class, the latter being regarded as one of the most successful...