Project 665
| Type | SSG |
|---|---|
| Soviet designation | PLRK |
| NATO reporting name | Whiskey Long Bin |
| Country | USSR |
| Displacement (t) | 1,350 |
| Length (m) | 76.0 |
| Beam (m) | 6.3 |
| Draft (m) | 5.0 |
| Height (m) | 6.3 |
| Max speed submerged (kn) | 13.0 |
| Max speed surfaced (kn) | 18.5 |
| Max safe depth (m) | 200 |
| Endurance (days) | 45 |
| Diesel-electric | Yes |
| Titanium hull | No |
| Class year | 1955 |
Sensors
Sonar (4)
| Name | Type | Platform | Passive range (km) | Active range (km) |
|---|---|---|---|---|
| Beresta | ssp | — | — | |
| Mars-24KIG | Hull | sub | 0.4 | — |
| NEL-5 | Echo sounder | sub | — | — |
| Tamir 5L | Hull | sub | — | 0.9 |
Radar (1)
| Name | NATO name | Air search | Surface search | Fire control |
|---|---|---|---|---|
| RLK-101 Albatros | Snoop Tray 1 | — | Yes | — |
Launchers (2)
Individual hulls (4)
| Name | Short name | Country | Start date | End date | Remark |
|---|---|---|---|---|---|
| S-142 | S-142 | USSR | 1964-04-22 (Modernization from "Project 613") | 1977-07-18 (Decommissioned) | |
| S-152 | S-152 | USSR | 1964-01-01 (Modernization from "Project 613") | 1977-07-18 (Decommissioned) | |
| S-155 | S-155 | USSR | 1964-01-01 (Modernization from "Project 613") | 1977-07-18 (Decommissioned) | |
| S-164 | S-164 | USSR | 1962-01-01 (Modernization from "Project 613") | 1978-04-19 (Decommissioned) |