Yankee-class submarine Units Yankee class — significant dates

| _ | Project | Shipyard | Laid_down | Launched | Commissioned | Status_ |
|---|---|---|---|---|---|---|
| K-408 | 667A, 667AT | SEVMASH, Severodvinsk | January 20, 1968 | September 10, 1969 | December 25, 1969 | Decommissioned July 17, 1988 for scrapping |
| K-411 | 667A, 667AN | SEVMASH, Severodvinsk | May 25, 1968 | January 16, 1970 | August 31, 1970 | Decommissioned for scrapping |
| K-418 | 667A | SEVMASH, Severodvinsk | June 29, 1968 | March 14, 1970 | September 22, 1970 | Decommissioned March 17, 1989 for scrapping |
| K-420 | 667A, 667M | SEVMASH, Severodvinsk | October 12, 1968 | April 25, 1970 | October 29, 1970 | Decommissioned for scrapping |
| K-423 | 667A, 667AT | SEVMASH, Severodvinsk | January 13, 1969 | April 7, 1970 | November 13, 1970 | Decommissioned for scrapping |
| K-434 | 667AU | Leninskiy Komsomol Shipyard, Komsomolsk | February 23, 1969 | May 29, 1970 | November 30, 1970 | Decommissioned March 17, 1989 for scrapping |