| Ship | Code | Builder | Laid | Launch | Comm | Decomm | Fate | ||
 |
Lobo / Dos de Mayo | S41 | Electric Boat | 12/05/1952 | 06/02/1954 | 14/06/1954 | 1999 | Struck | |
|
Tiburón / Abtao | S42 | Electric Boat | 12/05/1952 | 27/10/1953 | 20/02/1954 | 1998 | Struck | |
|
Atún / Angamos | S43 | Electric Boat | 27/10/1955 | 05/02/1957 | 01/07/1957 | 1999 | Struck | |
|
Merlín / Iquique | S44 | Electric Boat | 27/10/1955 | 05/02/1957 | 10/10/1957 | 1999 | Struck |