Preceded by:
NoneSucceeded by:
None| Ship | Code | Builder | Laid | Launch | Comm | Decomm | Fate | ||
 |
R1 / Islay | 1 | Electric Boat | - | 12/07/1926 | 12/1926 | 10/1958 | Struck | |
|
R2 / Casma | 2 | Electric Boat | - | 29/03/1926 | 12/1926 | 10/1958 | Struck | |
|
R3 / Pacocha | 3 | Electric Boat | - | 21/04/1928 | 11/1928 | 10/1958 | Struck | |
|
R4 / Arica | 4 | Electric Boat | - | 10/05/1928 | 11/1928 | 10/1958 | Struck |