Medium submarines
Project 633

NATO: Romeo Сlass

Completed

20 units

Ships

Krasnoe Sormovo named after A.A. Zhdanov Shipyard, Gorky

General characteristics - Project 633

Schematics

Middle submarine - Project 633

Modernizations

Project 633RV – 2 units: S-11 in Sevmorzavod named after S.Ordzhonikidze, Sevastopol, S-49 in 09.1970-1972 in Sevastopol on base of Krasnoe Sormovo named after A.A. Zhdanov. For Veter and Vodopad anti-submarine missile complex trials - 1350/1810 tons, 78 m, added 2 650 mm torpedo tubes (2 86R URPK-7 Veter anti-submarine guided missiles), 2 533 mm torpedo tubes were converted for anti-submarine guided missiles (2 83R URPK-6 Vodopad anti-submarine guided missiles), PG-101M-1 electric motors, 15/12 kts, crew - 58, 3 days, Sever-N-633RV navigation complex
Project 633L – 1 unit: S-350 in 1967-69 in Krasnoe Sormovo named after A.A. Zhdanov, Gorky. For special hull trials - only 8 torpedoes onboard.
Project 633KS – 1 unit: S-128 in 1978 in Sevmorzavod, Sevastopol. For 3K10 Granat missile complex trials - 2 launchers (2 3M10 cruise missiles)
Floating battery recharging station: PZS-50 (S-49)
Unrealized modifications: Project I633, Project Ts633

Fleets

Black Sea Fleet: S-32 (from 29.10.1960 Northern Fleet), 34 (from 29.10.1960 Nothern Fleet), 36 (from 21.09.1961 Northern Fleet, from 25.09.1981 Black Sea Fleet), 37 (from 29.07.1965 Northern Fleet, from 14.10.1982 Black Sea Fleet), 38 (from 12.09.1969 Nothern Fleet, from 18.09.1980 Black Sea Fleet), 49 (from 22.08.1962 Northern Fleet, from 15.08.1969 Black Sea Fleet), 53 (from 21.09.1961 Northern Fleet, from 27.10.1980 Black Sea Fleet, from 18.09.1985 Baltic Fleet), 57 (from 6.07.1962 Northern Fleet, from 14.07.1970 Black Sea Fleet), 101 (from 7.06.1961 Northern Fleet, from 9.12.1982 Baltic Fleet), 128 (from 5.08.1961 Nothern Fleet, from 31.08.1977 Black Sea Fleet), 212 (from 5.08.1961 Northern Fleet, from 14.07.1970 Black Sea Fleet), 350 (from 19.10.1959 Northern Fleet, from 22.10.1966 Black Sea Fleet), 351 (from 29.10.1960 Northern Fleet, from 3.08.1966 Baltic Fleet), 352 (from 27.07.1960 Northern Fleet, from 3.08.1966 Baltic Fleet), 353 (from 16.07.1960 Northern Fleet), 354 (from 18.07.1960 Northern Fleet)
Northern Fleet: S-4 (from 5.09.1982 Black Sea Fleet), 7, 11 (from 7.02.1962 Black Sea Fleet, from 17.09.1963 Northern Fleet, from 19.02.1972 Baltic Fleet, from 17.07.1972 Northern Fleet, from 20.08.1976 Black Sea Fleet), 28 (from 1.10.1981 Baltic Fleet)

Hull Numbers

S-4: 283
S-11: 389(Project 633RV), 375(1990)
S-37: 222(1981), 378(1990)
S-49: 374(1990)
S-101: 266(1980)
S-128: 15, 376(1990)
S-350: 914(1961)
S-354: 919(1960)

Decommissioned

1982 – S-350 (9.03)
1991 – S-11 (24.06)
1992 – S-37 (3.07)
1993 – S-128 (24.08)
2019 – S-49 (november?, from 11.2021 as an exhibit of the Military-Historical Museum of Fortifications in Balaklava)

Export

Algeria: 2 units
№010 (till 17.03.1982 S-28), №011 (till 17.03.1983 S-7) decommissioned in 1989

Bulgaria: 4 units
Leninksi komsomol 81, then Pobeda (till 25.05.1972 S-57) decommissioned 5.09.1990, Dimitrovski komsomol 41, then 82, then Viktoriya (till 5.12.1972 S-212) decommissioned in 1992, Nadezhda 83 (till 28.12.1985 S-36) decommissioned 27.06.2008, Slava 84 (till 20.01.1983 S-38) decommissioning 1.11.2011, from 11.2019 as museum in Beloslavl. Ealrier №13, 14 (81, 82)

Egypt: 12 units
Type 180: 6 units ex-USSR - №733, from 1982 №831? (till 19.07.1966 S-353?) scrap in 2015, , 834, 837, 840 (S-32 5.10.1966, S-34 5.10.1966, S-351 17.10.1967, S-352 26.01.1967, S-353 19.07.1966, S-354 17.10.1966), 6 units ex-China – №843 in 1987, 846 in 1987, 849 22.03.1982, 852 22.03.1982, 855 3.01.1984, 858 3.01.1984 (E103 3.01.1984, E104 3.01.1984). Earlier №711, 722, 733, 744, 753, 755, 762, 766. Earlier №12

China: 84 units
Project 6633 in China, built under license in 1962-85 in Shanghai: Sin Chzhonguo 42 242 1962/08.1963/09.1965. №126, 128, 136-154, 160-165, 170-173, 175, 176, 208-230, 234-236, 237 1966 – from 2000 as exhibit of the Maritime Museum in Qingdao, 238 1966 – decomm. in 2001, 239 1966 – decomm. in 2001, 240, 245-248, 249 1967 – decomm. in 2001, 250 1967 – decomm. in 2003, 251 1967 – decomm. in 2003, 252 1967 – decomm. in 2003, 253 1967 – decomm. in 2003, 254 1967 – decomm. in 2003, 255 1967 – decomm. in 2003, 256 1968 – decomm. in 2004, 257 1968 – decomm. in 2004, 258 1968 – decomm. in 2004, 259 1968 – decomm. in 2004, 260 1968 – decomm. in 2004, 267 1969 – decomm. in 2006, 268 1970 – decomm. in 2006, 269 1970 – decomm. in 2006, 270 1970 – decomm. in 2006, 271 1972 – decomm. in 2007, 272 1972 – decomm. in 2006, 273 1972 – decomm. in 2006, 274 1973 – decomm. in 2006, 275 1973 – decomm. in 2006, 276 1974 – decomm. in 2006, 277 1975 – decomm. in 2007, 278 1976 – decomm. in 2007, 279 1976 – decomm. in 2007, 280 1976 – decomm. in 2007, 281 1977 – decomm. in 2002, 282, 283, 286 1978 – decomm. in 2007, 287 1978 – decomm. in 2007, 288 1979 – decomm. in 2007, 289 1979 – decomm. in 2007, 290-296, 299, 300, 303, 304 08.1987, 343 1981 – decomm. in 2008, 344-346, 347 1982 – decomm. in 2008, 348 1983 – decomm. in 2011, 349 1983 – decomm. in 2012, as museum in Taizhou, 355 1985, 777

Nothern Korea: 7 units
Ex-China submarines (2 units in 1973, 2 units in 1974, 3 units in 1975). 12 units was built under license in 1975-82. №04-21, 22 sunk 3.03.2016

Syria: 3 units
Mumbata S01 (till 5.02.1987 S-4), S-53 in 17.12.1985, S-101 in 14.02.1986