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Large submarines
Project 641
Project I641
Project I641K

NATO: lass


Quantity

75 units


Ships

Project 641 Leningrad, Shipyard 196 (from 25.10.1966 Novo-Admiralteyskiy Shipyard, from 31.01.1972 Leningradskoe Admiralteyskoe ob`edinenie) 58 units

Name
Yard
Laid Down
Launched
Commissioned
Note
-94
763
3.10.1957
28.12.1957
25.12.1958
 
B-95
764
2.02.1958
25.04.1958
30.09.1959
 
B-36
765
29.04.1958
31.08.1958
30.09.1959
 
B-37
766
18.07.1958
5.11.1958
5.11.1959
 
B-133
769
27.09.1958
26.01.1959
5.11.1959
from 20.04.1970 - B-833
B-135
770
20.12.1958
30.03.1959
5.11.1959
 
B-139
771
25.02.1959
30.05.1959
15.03.1960
from 20.04.1970 - B-839

B-57

777
23.04.1959
15.08.1959
28.07.1960
 
B-116
778
9.06.1959
10.10.1959
25.08.1960
from 3.08.1977 - B-326
B-130
779
22.08.1959
17.12.1959
22.09.1960
 
B-143
780
21.10.1959
17.02.1960
5.11.1960
 
B-85
781
23.12.1959
19.03.1960
23.12.1960
 
B-59
786
21.02.1960
6.06.1960
10.06.1961
 
B-156
787
20.04.1960
2.08.1960
18.04.1961
from 20.04.1970 - B-856
B-4
788
14.06.1960
3.10.1960
31.08.1961
from 16.01.1963 - B-4 Chelyabinsky komsomolets, from 15.02.1992 - B-4
B-153
790
6.08.1960
31.01.1961
30.09.1961
from 20.04.1970 - B-854
B-164
791
26.10.1960
18.02.1961
16.10.1961
 
B-33
792
3.02.1961
27.04.1961
27.11.1961
 
B-7
793
14.04.1961
29.06.1961
15.12.1961
 
B-105
794
1.07.1961
1.10.1961
15.06.1962
 
B-169
795
17.08.1961
29.11.1961
28.07.1962
 
B-38
796
30.10.1961
31.01.1962
30.09.1962
from 20.04.1970 - B-838
B-53
797
8.01.1962
12.04.1962
5.11.1962
from 20.04.1970 - B-853
B-50
798
7.03.1962
15.06.1962
8.12.1962
 
B-8
799
9.05.1962
21.07.1962
18.12.1962
 
B-31
800
18.08.1962
3.11.1962
25.06.1963
 
B-2
801
27.10.1962
25.01.1963
14.06.1963
 
B-55
802
22.01.1963
5.04.1963
20.09.1963
from 20.04.1970 - B-855
B-98
806
4.04.1963
15.06.1963
15.05.1964
 
B-101
807
19.06.1963
30.08.1963
29.05.1964
 
B-6
808
9.08.1963
30.11.1963
30.07.1964
 
B-15
809
10.10.1963
21.02.1964
30.09.1964
 
B-103
810
14.12.1963
16.04.1964
24.12.1964
 
B-109
811
22.02.1964
17.06.1964
15.04.1965
 
B-107
812
18.04.1964
25.07.1964
28.04.1965
from 20.04.1970 - B-807
B-112
813
19.06.1964
27.10.1964
5.08.1965
 
B-25
814
26.08.1964
22.12.1964
6.09.1965
from 20.04.1970 - B-825
B-21
815
29.10.1964
16.02.1965
31.10.1965
from 20.04.1970 - B-821, from 3.04.1989 - B-821 Bryansky komsomolets, from 15.02.1992 - B-821
B-9
816
26.12.1964
31.03.1965
30.11.1965
 
B-26
817
6.05.1965
10.08.1965
24.03.1966
from 15.02.1965 - B-26 Yaroslavsky komsomolets, from 20.04.1970 - B-826 Yaroslavsky komsomolets, from 15.02.1992 - B-826
B-28
818
24.05.1965
10.08.1965
18.06.1966
 
B-34
819
13.08.1965
16.11.1965
31.07.1966
 
B-40
820
24.09.1965
16.11.1965
6.09.1966
from 20.04.1970 - B-840
B-29
821
25.03.1966
20.05.1966
28.11.1966
 
B-41
822
7.04.1966
20.05.1966
24.12.1966
 
B-46
823
13.08.1966
24.12.1966
30.06.1967
 
B-49
200
12.10.1966
24.12.1966
30.06.1967
 
B-39
210
9.02.1967
15.04.1967
28.12.1967
 
B-397
215
7.05.1967
22.08.1967
31.12.1967
 
B-400
220
29.05.1967
22.08.1967
25.09.1968
from 30.12.1987 - B-400 Ulyanovsky komsomolets
B-413
235
28.06.1968
7.10.1968
25.12.1968
 
B-416
240
18.07.1968
25.02.1969
4.12.1969
 
B-205
245
17.06.1969
29.08.1969
28.12.1969
 
B-213
250
1.10.1969
20.01.1970
4.08.1970
 
B-435
260
24.03.1970
29.05.1970
6.11.1970
 
B-440
265
1.06.1970
16.09.1970
25.12.1970
 
B-409
270
18.12.1970
2.03.1971
10.09.1971
 
B-427
275
10.04.1971
22.06.1971
4.12.1971
 

Project I641 Leningrad, -from (from 31.01.1972 Leningradskoe Admiralteyskoe ob`edinenie) 4 units

Name
Yard
Laid Down
Launched
Commissioned
Note
B-51
205
27.12.1966
15.04.1967
26.09.1967
 
B-402
225
5.10.1967
29.02.1968
19.09.1968
 
B-405
230
24.01.1968
28.04.1968
2.07.1969
 
B-402
255
25.12.1968
25.02.1969
5.09.1969
 

Project I641K Leningrad, Leningradskoe Admiralteyskoe ob`edinenie 13 units

Name
Yard
Laid Down
Launched
Commissioned
Note
B-456
01280
28.09.1971
28.01.1972
10.10.1972
 
B-470
01285
29.04.1972
7.07.1972
5.07.1973
 
B-464
01290
1.02.1973
19.04.1973
16.12.1973
 
B-522
01295
28.09.1973
27.03.1974
20.09.1974
 
B-533
01296
23.12.1975
16.04.1976
8.10.1976
 
B-311
01297
26.09.1976
17.02.1977
15.09.1977
 
B-330
01298
5.03.1977
20.05.1977
27.10.1977
 
B-309
01299
14.04.1978
11.09.1978
10.12.1978
 
B-586
01205
27.03.1979
27.06.1979
30.11.1979
 
B-590
01206
5.04.1980
14.07.1980
21.11.1980
 
B-587
01207
12.03.1981
19.06.1981
25.10.1981
 
B-588
01208
26.02.1982
11.06.1982
28.09.1982
 
B-510
01209
3.03.1983
10.07.1983
20.10.1983
 


General characteristics - Project 641

Displacement (tons):
Surfaced:1952
Submerged:2475
Dimensions (m):
Length:91,3
Beam:7,5
Draught:5,09
Speed (kts):
Surfaced:16,8
Submerged: 16
Range:
Surfaced:30000 nm (8,1 kts), 3600 nm (15 kts)
Under snorkel:16000 nm (7 kts)
Submerged:400 nm (2 kts), 15,3 nm (16 kts)
Diving depth (m):
Operational:250
Maximum:280
Endurance (days):90
Propulsion:3x2000 hp, diesels 37D (from 823 3x1900 hp, diesels 2D42), 1x2700 hp, electric motor PG-102, 2x1350 hp, electric motors PG-101, 1x140 hp, electric motor PG-104, 3 fixed pitch propellers
Armament:10533 mm torpedo tubes (6 bow, 4 stern, Project I641K 6533 mm bow torpedo tubes, 4400 mm stent torpedo tubes) - 22 torpedoes 53-39, 53-51, 53-61, 53-61K, 53-65, SAET-60, SAET-60M or 32 mines PMR-1 Fire control system Leningrad-641
Electronics:Surface radar Flag, reconnaissance radar Nakat, Khrom-K, sonar MG-200 Arktika-M, sonar Tuloma, noise detection sonar MG-10 Kola (from 1959, from 265 MG-10M), sonar intercept system Svet-M
Crew:77 (12 officers)

Schematics

Large submarine - Project 641
Large submarine - Project 641


Modernizations

B-103 in 1967-69 - combat information control system MVU-110 Uzel
On B-101 added SOKS (non-acoustic submarine sensor)
Surface rada RLK-101 Albatros instead of Flag
Non-realized updatings of the project: Project 646 with anti-ship guided missiles


Fleets

Baltic Fleet: B-15 (from 15.03.1965 Nothern Fleet, from 19.08.1966 Pacific Fleet), 21 (from 29.03.1966 Northern Fleet, from 27.11.1985 Baltic Fleet), 37 (then Nothern Fleet), 55 (from 3.03.1964 Northern Fleet, from 12.02.1972 Pacific Fleet), 156 (from 1.03.1964 Northern Fleet), 311, 330, 435 (then Northern Fleet, from 27.08.1990 Black Sea Fleet), 533, 587, 588, 590
Northern Fleet: B-2, 4 (from 11.11.1987 Baltic Fleet), 6 (from 21.02.1985 Black Sea Fleet), 7 (from 20.04.1985 Baltic Fleet), 9 (from 17.10.1966 Baltic Fleet, from 5.02.1974 , from 18.07.1991 Black Sea Fleet), 25 (from 30.10.1991 Baltic Fleet), 26 (then Black Sea Fleet), 29, 31, 34, 36 (from 10.11.1984 Black Sea Fleet), 38, 39 (from 27.09.1968 Pacific Fleet), 40 (from 11.11.1985 Baltic Fleet), 41 (from 1.08.1986 Black Sea Fleet), 46, 49 (from 18.11.1974 Baltic Fleet), 53, 57 (then Baltic Fleet), 59 (from 8.12.1989 Black Sea Fleet), 94, 95, 98, 101 (then Pacific Fleet), 103, 105 (from 19.10.1988 Black Sea Fleet), 107 (from 11.11.1985 Baltic Fleet), 109 (from 17.10.1989 Black Sea Fleet), 112 (then Pacific Fleet), 116 (from 3.12.1981 Black Sea Fleet), 130 (from 11.03.1991 Baltic Fleet), 139, 153 (from 19.06.1991 Black Sea Fleet), 169, 205 (from 30.01.1985 Baltic Fleet), 400 (from 1982 Baltic Fleet), 409, 413 (from 19.07.1990 Baltic Fleet), 416 (from 19.07.1990 Baltic Fleet), 440 (from 25.10.1994 Baltic Fleet), 456
Pacific Fleet: B-8, 28, 33, 50, 85, 133, 135, 143, 164, 213, 397, 427


Hull Numbers

B-2: 431(1991)
B-6: 592(1990), 562(1990)
B-8: 502(1990)
B-9: 569(1990)
B-15: 377(1964), 530(1965), 831(1967), 878(1972)
B-21: 480(1994)
B-25: 406(1991)
B-26: 422(1990), 564(1990)
B-31: 449(1991)
B-34: 568(1990)
B-36: 911(1962), 567(1987), 577(1990)
B-39: 885(1968), (1976), 504(1994)
B-40: 481(-840), 421(1991)
B-41: 591(1990)
B-46: 413(1991)
B-49: 462(1983), 475(1993)
B-50: (1.12.1980-1.06.1981)
B-55: 134(1968), 503(1990)
B-59: 576(1990)
B-101: (1.09.1982-16.02.1983), 501(1984), 519(1984)
B-103: 567(1990)
B-105: 580(1990)
B-107: 433(1991), 434(1991), 478(1994)
B-109: 581(1990)
B-112: (11.1978-07.1979)
B-116: 574(1990)
B-130: 945(1962), 429(1991)
B-133: 670(1960)
B-139: 152(1962)
B-153: 402(1990), 562(1990)
B-156: 441(1990)
B-164:
B-205: 492(1995)
B-213: 540(1990)
B-409: 414(1991)
B-413: 409(1991)
B-416: 443(1991)
B-435: 447(1990), 565(1990)
B-440: 459(1982), 428(1991), 489(1996)


Decommissioned

1962 B-37 (11.01 after explosion of a torpedo at a mooring in Polyarny)
1989 B-38 (25.04)
1990 B-7 (19.04), B-53 (19.04), B-59 (19.04), B-85 (19.04), B-94 (19.04), B-95 (19.04), B-112 (19.04), B-133 (19.04), B-135 (19.04), B-139 (19.04), B-156 (19.04), B-169 (19.04)
1991 B-2 (24.06), B-4 (24.06), B-26 (24.06), B-31 (24.06), B-33 (24.06 after sank in Vladivostok 26.01.1991), B-34 (24.06), B-57 (24.06), B-103 (24.06), B-143 (24.06), B-400 (24.06)
1992 B-8 (19.03), B-15 (19.03), B-25 (19.03, as museum-ship in Helsinki, 09.1994 sunk at ship towage in London), B-50 (19.03), B-55 (19.03), B-153 (19.03), B-164 (19.03), B-416 (19.03)
1993 B-6 (24.08), B-28 (30.06), B-36 (24.08), B-40 (30.06), B-41 (24.08), B-46 (30.06), B-49 (30.06, as museum-ship in London U475, from 1998 Folkestone Harbour), B-101 (30.06), B-105 (24.08), B-130 (30.06), B-213 (30.06), B-397 (30.06), B-409 (30.06)
1994 B-39 (5.07, from 1996 as museum-ship in Vancouver U521, from 2002 Seattle, from 22.04.2005 in San Diego), B-109 (5.07), B-116 (4.05), B-427 (5.07, as museum-ship in Sydney, from 1998 in Long Beach U540)
1995 B-21 (4.08, as museum-ship in Zeebrugge U480), B-107 (4.08)
1996 B-205 (31.07)
1997 B-9 (17.07)
1999 B-413 (30.07, as museum-ship in Kaliningrad)
2001 B-440 (3.05, from 12.2005 as museum-ship in Vytegra)


Export

India: 8 units
Kursura S20 (till 18.12.1969 B-402 (255)) decommissioned 27.02.2001, as museum-ship, Karanji S21 (till 4.09.1969 B-405) decommissioned 2003, Kanderi S22 (till 6.12.1968 B-402 (225)) decommissioned 18.10.1989, Kalvari S23 (till 8.12.1967 B-51) decommissioned 05.1996, Vela S40 (till 31.08.1973 B-456) decommissioned 9.12.2010, Vagir S41 (till 3.11.1973 B-470) decommissioned 1999, Vagli S42 (till 10.08.1974 B-464) decommissioned in 2011, from 2013 as Museum at Chennai, Vagshir S43 (till 26.12.1974 B-522) decommissioned 1998. 2 units Project I641 have been modernized by Project I641M in Vladivostok, Dalzavod in 1974-79: S23 in 1974-76. S21 as trial submarine: radar Rani, sonar Pachendriya

Cuba: 3 units
725 (till 7.02.1979 B-309), 727 (till 03.1980 B-586), 729 (till 02.1984 B-510)

Libia: 6 units
Al Badr 311 (till 01.1982 B-587), Al Fateh 312 (till 12.1976 B-533), Al Ahad 313 (till 02.1978 B-311), Al Mitraga 314 (till 02.1981 B-590), Al Kiber 315 (till 02.1983 B-588), Al Hunain 316 (till 02.1978 B-330)

Poland: 2 units
Vilk 292 (till 3.11.1987 B-98) decommissioned 30.09.2003, Dzik 293 (till 7.12.1988 B-29) decommissioned 30.10.2003

Ukraine: 1 unit
Zaporizhya U01 (till 21.07.1997 B-435)

 
   

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