Large submarine chasers, border guard patrol ships
Project 122bis

NATO: Kronshtadt Class

Completed

227 + 9 units

Ships

Shipyard №340, Zelenodolsk (I Series from 1947, II Series from 1950)

General characteristics - Project 122bis

Schematics

Project 122bis Large Submarine Chasers - Series I

Project 122bis Large Submarine Chasers - Series II

Modernizations

BO-163 completed with 1x1000 hp UGTU-2 gas turbine instead of middle 9D diesel, 337,4/380 tons, 56,2x6,5x2,39 m, 1x1 37 mm 70K was removed, 28 kts, 2500 nmi (12 knots), crew - 52
BO-463 completed with hydromotors from AM-3K gas turbine, 326/368 tons, 56,2x6,65x2,36 m, 1x1 37 mm 70K was removed, 24 kts, 1520 nmi (12 knots), crew - 56
Border guard patrol ships: from shipyards – BO-814 (PSKR-444), BO-815 (PSKR-445), BO-816 (PSKR-446), BO-817 (PSKR-447), BO-818 (PSKR-448), BO-819 (PSKR-449), BO-820 (PSKR-450), BO-821 (PSKR-451), BO-822 (PSKR-436), BO-823 (PSKR-437), BO-918 (PSKR-424), BO-920 (PSKR-418), BO-921 (PSKR-407), BO-925 (PSKR-408), BO-926 (PSKR-419), BO-930 (PSKR-425), BO-931 (PSKR-426), from fleet – BO-436 (PSKR-409, PSKR-20, BO-181), BO-441 (PSKR-410, PSKR-21, BO-186), BO-444 (PSKR-411, BO-189), BO-452 (PSKR-401, BO-197) в 08.1949, BO-453 (PSKR-402, BO-198) в 08.1949, BO-461 (PSKR-412, BO-251) 21.08.1950, BO-465 (PSKR-422, BO-255) 18.07.1951, BO-466 (PSKR-428, BO-271) 18.07.1951, BO-474 (PSKR-413, BO-279) 4.05.1950, BO-475 (PSKR-403, BO-280) 4.05.1950, BO-476 (PSKR-433, BO-281) 4.05.1950, BO-483 (PSKR-434, BO-288) 19.07.1950, BO-490 (PSKR-435, BO-290) 19.07.1950, BO-497 (PSKR-404, BO-335) 19.06.1951, BO-527 (PSKR-414, PSKR-461, BO-366) 23.09.1952, BO-528 (PSKR-415, PSKR-462, BO-367) 23.09.1952, BO-529 (PSKR-416, PSKR-463, BO-368) 23.09.1952, BO-530 (PSKR-406, BO-369) 23.09.1952, BO-533 (PSKR-438, BO-372) 12.08.1953, BO-536 (PSKR-439, BO-375) 12.08.1953, BO-537 (PSKR-440, BO-376) 12.08.1953, BO-538 (PSKR-441, BO-377) 12.08.1953, BO-565 (PSKR-442, BO-404) 10.09.1953, BO-566 (PSKR-417, BO-405) 21.08.1953, BO-567 (PSKR-429, BO-406) 12.10.1953, BO-568 (PSKR-423, BO-407) 12.10.1953, BO-569 (PSKR-443, BO-408) 20.10.1953, BO-903 (PSKR-430?, BO-467) 26.07.1955, BO-908 (PSKR-431, BO-472) 11.08.1955, BO-912 (PSKR-432, BO-476) 31.08.1955, PSKR-452 (BO-387) 19.05.1957, PSKR-453 (BO-390) 19.05.1957, PSKR-454 (BO-391) 19.05.1957, PSKR-455 (BO-392) 19.05.1957, PSKR-456 (BO-430), PSKR-457 (BO-425), PSKR-458 (BO-428), PSKR-459 (BO-423) 30.05.1957, PSKR-465 (BO-447), PSKR-466 (BO-459)
Returned to fleet: 15.10.1960 - BO-255, 271, 279, 335, 336, 366-368, 372, 375-377, 406-408, 425, 428, 430, 467, 472, 476, 816, 818, 819, 821, 918, 930, 931, 5.01.1970 – BO-290, 13.01.1970 – BO-820, 26.05.1972 – BO-181, 186
Passenger ships: PS-6 (BO-270), PS-8 (Caspian Flotilia, decommissioned in 1972)
Trials ships: OS-39 (BO-163) UGTU-2 and all armament was removed, added sonar Shelon, underwater communication system MG-26 Khosta, 1 diesel generator DRN-200 x200 kW
OS-35 (BO-361), OS-36 (BO-364), OS-37 (BO-425), OS-38 (BO-428), OS-64 (BO-337) 15.12.1969, OS-67 (BO-386) 25.12.1969, OS-71 (BO-409) 25.12.1969, OS-93 (BO-463) 13.05.1966, OS-111 (BO-460), OS-179 (BO-407) 18.09.1967, OS-180 (BO-346), OS-215 (BO-930), OS-216 (BO-476) 25.12.1969, OS-270 (BO-345) 25.12.1969
Training ships: UTS-17 (BO-403) 30.07.1965, UTS-86 (BO-290) 22.06.1971, UTS-102 (BO-448) 22.06.1971, UTS-105 (BO-451) 22.06.1971, UTS-119 (BO-480) 22.06.1971, UTS-124 (BO-346), UTS-181 (BO-402) 19.09.1967, UTS-291 (BO-407), UTS-303 (BO-434) 27.09.1968, UTS-366 (BO-181), UTS-367 (BO-186)
Examination vessels: BRN-1 (BO-252) 13.01.1961, BRN-2 (BO-253) 13.01.1961, BRN-3 (BO-254) 13.01.1961, BRN-4 (BO-350), BRN-6 (BO-280) 30.07.1965, BRN-22 (BO-819), BRN-47 (BO-172) 21.03.1958, BRN-48 (BO-173) 21.03.1958, BRN-203 (BO-356), BRN-229 (BO-446) 25.12.1969, BRN-230 (BO-458) 29.12.1969, BO-275 13.01.1961
Target ships: BO-275 2.02.1961
Cutters: РК-101 (Baltic Fleet)
Project 06 – 8 units: BO-292-294, 300, 334, 339, 382 in Sevastopol and Balaklava. Re-equipment for Indonesia: added 2x5 RBU-2500 Uragan (RGB-12), 2 diesel-generators x50 kW
On some ships 1x2 12,7 mm 2M-1 was removed

Fleets

Baltic Fleet: BO-171-173, 183 (from 12.07.1958 Northern Fleet), 184-187, 188 (from 12.07.1958 Northern Fleet), 190 (from 13.08.1951 Northern Fleet), 193-201, 247-254, 277-280, 285 (from 12.02.1958 Northern Fleet, from 14.09.1959 Pacific Fleet), 286, 287, 289, 291, 292 (from 31.08.1961 Black Sea Fleet), 293 (from 31.08.1961 Black Sea Fleet), 294 (from 31.08.1961 Black Sea Fleet), 300 (from 31.08.1961 Black Sea Fleet), 334 (from 31.08.1961 Black Sea Fleet), 335-337, 338 (from 12.02.1958 Northern Fleet, from 14.09.1959 Pacific Fleet), 339 (from 14.09.1956 Northern Fleet), 340 (from 14.09.1956 Northern Fleet), 341-344, 345 (from 18.10.1957 Black Sea Fleet), 346 (from 18.10.1957 Black Sea Fleet), 347, 350, 366-369, 370 (from 17.11.1956 Northern Fleet), 379 (from 25.06.1953 Northern Fleet, from 29.10.1954 Pacific Fleet), 380 (from 25.06.1953 Northern Fleet, from 29.10.1954 Pacific Fleet), 381, 382 (from 31.08.1961 Black Sea Fleet), 383 (from 20.08.1962 Black Sea Fleet), 384-387, 388 (from 18.10.1957 Black Sea Fleet), 389 (from 18.10.1957 Black Sea Fleet), 390-392, 399 (from 19.09.1953 Northern Fleet, from 29.10.1963 Baltic Fleet), 400 (from 19.09.1953 Northern Fleet, from 29.10.1954 Pacific Fleet), 401 (from 7.10.1953 Northern Fleet, from 29.10.1954 Baltic Fleet), 402 (from 19.09.1953 Northern Fleet), 403 (from 19.09.1953 Northern Fleet), 405, 409, 410 (from 9.11.1953 Northern Fleet), 411, 412, 413 (from 14.09.1956 Northern Fleet), 414 (from 14.09.1956 Northern Fleet, from 9.08.1968 Caspian Flotilia), 416 (from 28.02.1955 Northern Fleet, from 7.09.1955 Pacific Fleet), 417, 418, 419 (from 4.12.1956 Northern Fleet, from 13.12.1968 Caspian Flotilia), 420 (from 4.12.1956 Northern Fleet), 421 (from 4.12.1956 Northern Fleet), 422, 450 (from 26.09.1957 Northern Fleet), 454 (from 24.02.1955 Northern Fleet, from 7.09.1955 Pacific Fleet), 455 (from 24.02.1955 Northern Fleet, from 14.07.1955 Pacific Fleet), 456 (from 24.02.1955 Northern Fleet, from 7.09.1955 Pacific Fleet), 920, 921
Black Sea Fleet: BO-157, 161, 406, 407, 423, 466, 467, 472, 476, 918, 931
Northern Fleet: BO-155, 371 (from 29.10.1963 Baltic Fleet), 372 (from 1954 Pacific Fleet), 373, 374 (from 1.08.1962 Black Sea Fleet), 375 (from 1954 Pacific Fleet), 376 (from 1954 Pacific Fleet), 377 (from 1954 Pacific Fleet), 378 (from 29.10.1963 Baltic Fleet), 395 (from 29.10.1954 Pacific Fleet), 396 (from 29.10.1954 Pacific Fleet), 397 (from 29.10.1954 Pacific Fleet), 404 (from 1954 Pacific Fleet), 408 (from 1954 Pacific Fleet), 415, 431 (from 7.09.1955 Pacific Fleet), 432-434, 435 (from 7.09.1955 Pacific Fleet), 436 (from 9.08.1968 Caspian Flotilia), 437, 438, 439 (from 7.09.1955 Pacific Fleet), 440 (from 7.09.1955 Pacific Fleet), 446 (from 7.09.1955 Pacific Fleet), 447 (from 7.09.1955 Pacific Fleet), 448, 449 (from 7.09.1955 Pacific Fleet), 451, 452 (from 7.09.1955 Pacific Fleet), 453 (from 8.08.1968 Caspian Flotilia), 468 (from 22.10.1956 Pacific Fleet), 469 (from 22.10.1956 Pacific Fleet), 470 (from 22.10.1956 Pacific Fleet), 471 (from 22.10.1956 Pacific Fleet), 474 (from 22.10.1956 Pacific Fleet), 475 (from 22.10.1956 Pacific Fleet), 477 (from 22.10.1956 Pacific Fleet), 479, 480
Pacific Fleet: BO-814-821, 925, 926, 930
Caspian Flotilia: BO-159 (from 14.09.1956 Northern Fleet), BO-160 (from 4.06.1956 Black Sea Fleet), BO-162 (from 16.06.1956 Black Sea Fleet), 163 (from 16.06.1956 Black Sea Fleet), 181 (from 31.08.1948 Baltic Fleet), 182 (from 24.04.1948 Baltic Fleet, from 12.07.1958 Northern Fleet), 191, 192 (from 13.05.1951 Northern Fleet), 255 (from 27.07.1950 Black Sea Fleet), 270 (from 13.08.1951 Northern Fleet), 271 (from 23.04.1951 Black Sea Fleet), 272 (from 23.04.1951 Black Sea Fleet), 273 (from 13.08.1951 Northern Fleet), 274 (from 23.04.1951 Black Sea Fleet), 275 (from 23.04.1951 Black Sea Fleet), 276 (from 23.04.1951 Black Sea Fleet), 281, 282 (from 23.04.1951 Black Sea Fleet), 283 (from 23.04.1951 Black Sea Fleet), 284 (from 23.04.1951 Black Sea Fleet), 288, 290, 295 (from 13.08.1951 Northern Fleet), 296 (from 1.09.1951 Baltic Fleet), 297 (from 1.09.1951 Baltic Fleet), 298 (from 10.11.1956 Northern Fleet), 299 (from 1.09.1951 Baltic Fleet, from 12.02.1958 Northern Fleet, from 14.09.1958 Pacific Fleet), 348 (from 14.09.1959 Black Sea Fleet), 349 (from 19.09.1952 Black Sea Fleet), 351, 352 (from 27.10.1952 Black Sea Fleet), 353 (from 27.10.1952 Black Sea Fleet), 354 (from 5.09.1956 Northern Fleet), 357 (from 19.09.1952 Black Sea Fleet, from 6.09.1962 Caspian Flotilia), 358 (from 27.10.1952 Black Sea Fleet, from 6.09.1962 Caspian Flotilia), 359, 360 (from 19.09.1952 Black Sea Fleet), 361 (from 27.10.1952 Black Sea Fleet), 362 (from 27.10.1952 Black Sea Fleet), 363 (from 27.10.1952 Black Sea Fleet), 364 (from 19.09.1952 Black Sea Fleet), 365, 393 (from 22.08.1953 Northern Fleet, from 29.10.1954 Pacific Fleet), 394, 398 (from 22.08.1953 Northern Fleet, from 29.10.1954 Pacific Fleet), 424 (from 29.05.1954 Black Sea Fleet), 425 (from 29.05.1954 Black Sea Fleet), 426 (from 11.02.1956 Black Sea Fleet), 427 (from 29.05.1954 Black Sea Fleet), 428 (from 29.05.1954 Black Sea Fleet), 429 (from 11.09.1957 Black Sea Fleet), 430 (from 29.05.1954 Black Sea Fleet), 457 (from 20.09.1955 Northern Fleet, from 7.09.1956 Pacific Fleet), 458 (from 20.09.1955 Northern Fleet, from 7.09.1956 Pacific Fleet), 459 (from 20.09.1955 Northern Fleet, from 17.04.1957 Pacific Fleet), 460 (from 20.09.1955 Northern Fleet, from 22.10.1956 Pacific Fleet), 461 (from 20.09.1955 Northern Fleet, from 22.10.1956 Pacific Fleet), 462 (from 20.09.1955 Northern Fleet), 463 (from 11.09.1957 Black Sea Fleet), 464 (from 20.09.1955 Northern Fleet), 465 (from 20.09.1955 Northern Fleet), 822, 823

Hull Numbers

BO-163: 673 (MPK-163)
BO-290: 559(1962)
BO-367: 205(1965)
BO-368: 599(1969)
BO-375: 536(1954)
BO-376: 537(1954)
BO-377: 538(1955)
BO-421: 421
BO-463: 807, 122
BO-814: 814(1955)
BO-819: 819(1955)
BO-822: 277 (1968)
BO-920: 59(1966)

Decommissioned

1957 – BO-191 (8.06, scientific vessel Moskovskiy Universitet MGU, decommissioned in 1962)
1958 – BO-474 (31.10), BO-475 (31.10)
1959 – BO-172 (18.06), BO-173 (21.05), BO-182 (12.09), BO-185 (12.09, transferred to Shipyard №360), BO-188 (12.09)
1960 – BO-183 (20.01), BO-184 (20.01), BO-187 (20.01), BO-190 (20.01), BO-193 (20.01), BO-194 (20.01), BO-195 (20.01), BO-196 (20.01), BO-248 (27.07, research ship Tunets, decomm. in 1974), BO-249 (27.07, transferred to Rostov Sovnarkhoz), BO-270 (21.01), BO-274 (12.04, Kiev DOSAAF training ship), BO-279 (15.10), BO-298 (15.07, training ship Leningrad, from 1961 Polyarnik, from 1962 Leningrad in Moscow KYuMRiP, from 13.09.2013 GBOU Tsentr voenno-patrioticheskogo i grazhdanskogo vospitaniya), BO-360 (3.10, DOSAAF training ship), BO-455 (17.11, transferred to NII №3)
1961 – BO-171 (13.01), BO-192 (13.01), BO-199 (13.01, training ship Young Sailors Club LenOblONO), BO-250 (13.01), BO-272 (19.06, research ship Akademik Selskiy, from 1978? Chernomor training ship FYuMiR Dnepropetrovsk), BO-273 (7.06), BO-275 (1.04), BO-276 (13.01, from 6.02.1961 research ship Gafel Minsudprom, diesels removed, 11,5 kts, 1 diesel-generator x100 kW, 2 diesel-generators x50 kW, 1 diesel-generator x25 kW, decomm. in 1987), BO-277 (7.07, training ship Young Sailors Club Leningrad), BO-278 (7.06), BO-282 (7.06), BO-283 (1.04, transferred to ChMP), BO-284 (13.01), BO-285 (13.01), BO-287 (7.07), BO-295 (13.01), BO-297 (7.06), BO-299 (19.01), BO-340 (28.02), BO-352 (6.02, transferred to Institute №753)
1962 – BO-252 (2.11), BO-253 (2.11), BO-254 (2.11)
1963 – BO-200 (12.04), BO-201 (12.04), BO-247 (12.04), BO-255 (9.07, training ship Young Sailors Club Yalta), BO-286 (9.07, training ship DSO Trudovye rezervy), BO-289 (8.07), BO-335 (12.04), BO-336 (12.04), BO-338 (31.07), BO-362 (9.07)
1964 – BO-348 (26.06), BO-349 (26.06), BO-350 (4.03), BO-353 (26.12?), BO-354 (26.06), BO-358 (26.06), BO-376 (26.06), BO-377 (26.06), BO-398 (26.06), BO-400 (26.06), BO-408 (26.06), BO-413 (26.07), BO-430 (26.06)
1965 – BO-271 (30.07), BO-341 (30.07), BO-359 (9.08), BO-361 (27.08), BO-364 (27.08), BO-370 (9.08), BO-381 (9.08), BO-385 (9.08), BO-406 (30.10), BO-420 (27.11), BO-425 (28.04), BO-428 (18.09)
1966 – BO-342 (22.12), BO-343 (22.12), BO-363 (13.05), BO-371 (30.09), BO-372 (13.05), BO-373 (9.08), BO-375 (13.05), BO-378 (12.03), BO-401 (12.03), BO-416 (13.05), BO-435 (13.05), BO-449 (13.05), BO-456 (13.05), BO-457 (13.05), BO-461 (13.05), BO-472 (13.05)
1967 – BO-280 (10.08), BO-351 (30.09, training ship Caspian Club of young sailors), BO-357 (18.09), BO-365 (24.08, training ship RUS-6 Club of young sailors, Astrakhan), BO-399 (18.09), BO-422 (18.09), BO-431 (30.01), BO-432 (16.03), BO-433 (27.09), BO-931 (5.11, training ship Yuny sevastopolets SDMF, from 12.1991 Ukraine)
1968 – BO-281, BO-410 (27.09, training ship of Club of young sailors Kimra), BO-415 (27.09), BO-421 (1.08, training ship Zarya, Yaroslavl Flotilia of young sailors, decomm. 1985), BO-438 (27.09), BO-439 (27.09), BO-463 (11.12), BO-467 (20.03), BO-471 (27.09), BO-477 (27.09)
1969 – BO-368 (july), BO-369 (may), BO-447 (july), BO-454 (24.07)
1970 – BO-163 (4.11), BO-345 (4.11), BO-366 (10.08), BO-367 (10.08), BO-390 (june), BO-391 (10.08), BO-405 (july), BO-414 (24.04), BO-437 (24.07, training ship DOSAAF in Leningrad), BO-440 (23.04), BO-446 (4.11), BO-452 (23.04), BO-453 (23.04), BO-458 (4.11), BO-459 (july), BO-469 (23.04), BO-470 (23.04), BO-476 (4.11)
1972 – BO-356 (29.08), BO-436 (25.07), BO-460 (29.08)
1973 – BO-337 (4.07), BO-386 (4.07), BO-407 (4.08), BO-409 (4.07)
1978 – BO-419 (15.10, training ship of Zhdanovsky sea club, DOSAAF)
1987 – BO-403 (27.02)
1992 – BO-434 (20.04)
1993 – BO-181 (13.09), BO-186 (23.12),
1994 – BO-448 (7.07), BO-451 (7.07), BO-480 (1.09)
1995 – BO-290 (16.11)
1998 – BO-346 (26.01)
As civil ships after decommissioning: Admiral Ushakov (training ship of the Club of the Young Sailors at Novaya Ladoga), Volgogradets (training ship of the Club of the Young Sailors Volgogradets, from 1.12.1978 Volgograd Club of the Young Sailors, trnsferred 04.1972 from Black Sea Fleet), Komsomolskaya pravda (training ship of the Club of the Young Sailors Dnepropetrovsk), Krechet, Ural (training ship of the Club of the Young Sailors at Novaya Ladoga)

Использовались после списания в качестве гражданских судов: Адмирал Ушаков (учебное судно Ленинградского областного КЮМ Новой Ладоги), Волгоградец (учебное судно КЮМ «Волгоградец», с 1.12.1978 Волгоградский КЮМ, получен в 04.1972 из состава ЧФ), Комсомольская правда (учебное судно ФЮМиР Днепропетровска),

Export

Albania: 6 units
Large anti-submarine chasers Vdjosa 502, then 350, then 340, from 1992 F322, from 1997 patrol ship Р207 (till 27.03.1960 BO-450) decomm. 14.09.2011, Buna 506, from 1992 F323, sunk in 1997, Drine 508, decomm. в 2002, Semani decomm. в 2002, Shkumbini returned to USSS. Hull number 191, then 150 (till 22.05.1958 BO-388), hull number 192, then hull number 151 (till 22.05.1958 BO-389), hull number 501 (till 22.04.1958 from 22.07.1961 BO-345), hull number 503, then 532 (till 22.04.1958 from 29.09.1967 BO-346), hull number 504, then 351, then 341, then 414, from 1992 F324 (till 23.11.1960 BO-394), decomm. 2002. Earlier hull number 416, 716

Bulgaria: 2 units
BO-94, then BO-281, then BO-33 (till 13.07.1957 BO-160), BO-95, then BO-282, then BO-34 (till 13.06.1957 BO-162). Earlier BO-17, 18. Instead of 1x1 85 mm 90K was added 2x5 RBU-2500 Uragan (RGB-12). Decommissioned in 1970

Egypt: 2 units
Al Manufi 619 (till 21.01.1963 BO-383), Al Fayum 708 (till 9.08.1963 BO-374)

Indonesia: 14 units
In 1958-64: Katula 301, then 811, decommissioned in 1976, Landjuru 302, Lapai 303, Lumba Lumba 304, Madidihang 305, Momae 306, Tjutjut 307, decommissioned in 1975, Tongkol 308, Pandrong 814, decommissioned in 1986, Sura 815, decommissioned in 1986, Kakap 816, decommissioned in 1981, Barakuda 817, decommissioned in 1986, Palu 818, decommissioned in 1986, Tohok 829, decommissioned in 1976 (BO-292 24.01.1963, BO-293 24.01.1963, BO-294 24.01.1963, BO-300 24.01.1963, BO-334 24.01.1963, BO-339 24.06.1964, BO-382 24.01.1963, BO-424 1.12.1958, BO-426 1.12.1958, BO-427 1.12.1958, BO-429 1.12.1958, BO-468 13.11.1958). Earlier hull numbers BS09-11

China: 6+4 units
Chinese designation - Project 6604: De-Chou 611, then 251, then 601, Chiao-Chou 612, then 252, then 602, Chang-Chou 613, then 253, then 603, Tong-Chou 614, then 254, then 604, Wen-Chou 615, then 255, then 605, Tai-Chou 616, then 256, then 606 -397). Built under license - 14 units: Hui-Chou 261, then 631, Ba-Chou 262, then 632, Yan-Chou 263, then 633, Jin-Chou 264, then 634, Lei-Chou 265, then 635, Liu-Chou 266, then 636, Jin-Chou 271, then 651, Yang-Chou 272, then 652, Su-Chou 273, then 653, Lu-Chou 274, then 654, Jin-Chou 275, then 655, Zhu-Chou 276, then 656. Then No. 257, 258, 286, 618, 622, 630. Shanghai "Chusin" (8 units: I (serial No. 8689) 01.1955 / 04.24.1955 / 03.18.1956, II (serial No. 0082) ? /05.1955/?, III (serial No. 0083), IV (serial No. 7646)), Guangzhou Shipyard No. 343 (6 units: I 07.1955/09.1955/09.1956, VI ?/?/10.1956 - of which 4 units were delivered to disassembled: until 05/07/1955 BO-473, until 05.1955 BO-478) in 1956-57

Cuba: 6 units
№353-356 (MPK-155 22.06.1962, MPK-159 22.06.1962, MPK-462 22.06.1962, MPK-464 22.06.1962, MPK-465 22.06.1962, MPK-479 2.06.1962)

Poland: 8 units
Czujny DS-41, from 4.01.1960 361 (till 27.05.1955 BO-411), decommisisoned 31.12.1971, Nieugiety DS-42, from 4.01.1960 362 (till 27.05.1955 BO-412), decommisisoned 21.12.1971, Zawziety DS-43, from 4.01.1960 363 (till 27.05.1955 BO-417), decommisisoned 15.11.1971, Zwrotny DS-44, from 4.01.1960 364 (till 27.05.1955 BO-418), decommisisoned 31.12.1971, Zwinny DS-45, from 4.01.1960 365 (till 15.12.1957 BO-291), decommisisoned 23.12.1970, Zreczny DS-46, from 4.01.1960 366 (till 15.12.1957 BO-296), decommisisoned 15.01.1971, Wytrwaly DS-47, from 4.01.1960 367 (till 15.12.1957 BO-344), decommisisoned 15.07.1970, Grozny DS-48, from 4.01.1960 368 (till 15.12.1957 BO-347), decommisisoned 15.07.1970

Romania: 3 units
Submarine chasers V61, then V1 (till 10.11.1955 BO-157), V62, then V2 (till 10.11.1955 BO-161), V63, then V3 (till 10.11.1955 BO-466). From 1991 Comandor Alexandru Catuneanu, Comandor Eugeniu Botez, Comandor Constantin Constantinescu. Decomm. in 1998?