| | Medium target-submarine
Project 690 KefalNATO:
Bravo Ñlass
Completed 4
units
Ships Shipyard named after
Leninskogo komsomola, Komsomolsk-on-Amur
| Name |
Yard ¹ |
Laid Down |
Launched |
Commissioned |
Note |
| S-368 |
¹190 | 20.09.1966
| 3.09.1967 |
31.12.1967 | from 3.08.1977
- SS-368 | | S-226 |
¹191 | 7.01.1967 |
24.05.1968 | 30.12.1968? | from
3.08.1977 - SS-226 | | S-256 |
¹192 | 24.11.1967 |
28.09.1968 | 29.12.1968? | from
3.08.1977 - SS-256 | | S-310 |
¹193 | 25.04.1969 |
10.07.1970 | 31.10.1970 | from
3.08.1977 - SS-310 |
General
characteristics - Project 690
| Displacement (tons): | | Surfaced: | 1910 |
| Submerged: | 2500 |
| Dimensions (m): | | Length: | 69,7 |
| Beam: | 8,8 |
| Draught: | 5,97 |
| Speed (knots): | | Surfaced: | 10 |
| Submerged: | 18,2 |
| Range: | | Surfaced: | 2500
nmi (8 knots) | | Under snorkel: | - |
| Submerged: | 400 nmi (4 knots),
25 nmi (18 knots) | | Diving depth (m): |
| Operational: | 270 |
| Maximum: | 300 |
| Endurance (days): | 15 |
| Propulsion: | 1x4000 hp 1D43
diesel, 1x6000 hp PG-140 electric motor, 1 fixed pitch propeller |
| Armament: | 2 400 mm bow torpedo
tubes – 10 MG-14 imitators | | Electronics: |
RLK-101 Albatros radar complex, Khrom-KM IFF, MG-10 Kola noise detection
sonar, Plutoniy mine detection sonar, Oredezh-2, Beresta, MGS-29 |
| Complement: | 33 (6 officers) |
Schematics 
Middle target-submarine - Project 690
Modernizations Unrealized modifications: Project 690M Klyon
Fleets Pacific Fleet: S-226 (from 6.11.1969 Black Sea
Fleet), 256 (from 1969 Northern Fleet, from 1991 Black Sea Fleet),
310 (then Black Sea Fleet), 368
Hull
Numbers S-226: 379(1990)
S-256: 228(1990), 381(1990), 352(1997)
S-310: 380(1990)
Decommissioned 1992
– S-368 (19.03)
1997 – S-256 (17.07)
1998 – S-310 (16.03)
2004 – S-226
(29.12)
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