Project 50

NATO: Riga

Project 50 (mod)

Type FFL
Soviet designation SKR
NATO reporting name Riga (mod)
Country USSR
Displacement (t) 1,260
Length (m) 90.9
Beam (m) 10.2
Draft (m) 2.9
Height (m) 10.2
Max speed (kn) 29.0
Endurance (days) 10

Sensors

Sonar (1)

Name Type Platform Passive range (km) Active range (km)
Pegas 2 Hull surf 0.4 1.7

Radar (2)

Name NATO name Air search Surface search Fire control
Don — Yes —
Gyuys-1M4 Cross Bird Yes Yes —

Launchers (12)

Name Tubes
100mm B-34USMA (forward) 1
100mm B-34USMA (forward) 1
100mm B-34USMA (aft) 1
16 x RBU 2500 (projector) 16
16 x RBU 2500 (projector) 16
2 x 37mm V-11 (port) 2
2 x 37mm V-11 (starboard) 2
3 x 533mm Torpedo TTA-53-50 (port) 3
BMB-2 (projector) 1
BMB-2 (projector) 1
BMB-2 (projector) 1
BMB-2 (projector) 1

Individual hulls (72)

Name Short name Country Commissioned Decommissioned Remark
Aist Aist USSR 1954-08-27 1965-04-24
Bars Bars USSR 1954-06-30 1990-04-19
Barsuk Barsuk USSR 1954-09-15 1980-05-28
Bizon Bizon USSR 1954-06-30 1965-04-24
Enot Enot USSR 1954-10-30 1959-10-19
Ernst Thalmann Ernst Thalmann German Democratic Republic 1956-07-14 1977-08-29
Filin Filin USSR 1954-12-09 1964-04-29
Friedrich Engels Friedrich Engels German Democratic Republic 1959-10-19 1969-10-10
Gepard Gepard USSR 1954-12-31 1984-05-31
Giena Giena USSR 1954-10-25 1981-06-19
Gornostay Gornostay USSR 1954-06-30 1991-06-24
Grizon Grizon USSR 1955-06-30 1963-01-24
Karl Liebknecht Karl Liebknecht German Democratic Republic 1956-03-20 1968-10-01
Karl Marx Karl Marx German Democratic Republic 1956-10-19 1977-08-31
Kobchik Kobchik USSR 1955-05-31 1985-11-01
Korsak Korsak USSR 1954-12-30 1963-01-24
Kuguar Kuguar USSR 1954-08-31 1990-04-19
Kunitca Kunitca USSR 1954-12-23 1989-05-04
Leopard Leopard USSR 1954-04-30 1981-09-03
Los Los USSR 1955-07-31 1987-06-20
Lun Lun USSR 1954-12-27 1989-05-04
Norka Norka USSR 1955-04-30 1989-05-04
Olen Olen USSR 1955-08-27 1956-07-14
Pantera Pantera USSR 1954-05-21 1988-06-25
Pelikan Pelikan USSR 1954-11-30 1964-02-28
Pingvin Pingvin USSR 1954-12-31 1988-06-25
Puma Puma USSR 1954-08-31 1963-01-24
Rosomakha Rosomakha USSR 1954-04-30 1989-05-04
Rys Rys USSR 1954-05-21 1990-04-19
Sarych Sarych USSR 1954-08-31 1963-01-24
SKR-10 SKR-10 USSR 1958-10-21 1987-06-20
SKR-14 SKR-14 USSR 1959-09-01 1987-06-20
SKR-15 SKR-15 USSR 1959-10-01 1990-04-19
SKR-4 SKR-4 USSR 1958-12-13 1989-05-04
SKR-5 SKR-5 USSR 1958-12-31 1989-05-04
SKR-50 SKR-50 USSR 1956-01-03 1987-06-20
SKR-51 SKR-51 USSR 1955-09-28 1991-06-24
SKR-52 SKR-52 USSR 1955-11-26 1989-05-04
SKR-53 SKR-53 USSR 1955-12-31 1958-10-15
SKR-54 SKR-54 USSR 1955-12-31 1987-06-20
SKR-55 SKR-55 USSR 1955-12-31 1987-06-20
SKR-56 SKR-56 USSR 1956-05-21 1977-11-27
SKR-57 SKR-57 USSR 1956-02-28 1989-05-04
SKR-58 SKR-58 USSR 1956-05-07 1990-04-19
SKR-59 SKR-59 USSR 1956-05-25 1989-05-04
SKR-60 SKR-60 USSR 1956-06-29 1988-06-25
SKR-61 SKR-61 USSR 1956-08-23 1989-05-04
SKR-62 SKR-62 USSR 1956-09-25 1957-07-14
SKR-63 SKR-63 USSR 1956-05-30 1990-04-19
SKR-64 SKR-64 USSR 1956-10-31 1987-08-01
SKR-65 SKR-65 USSR 1956-12-27 1989-05-04
SKR-66 SKR-66 USSR 1956-09-29 1989-05-05
SKR-67 SKR-67 USSR 1956-12-22 1957-04-12
SKR-68 SKR-68 USSR 1957-03-23 1989-05-04
SKR-69 SKR-69 USSR 1957-05-30 1964-06-08
SKR-70 SKR-70 USSR 1957-06-20 1991-06-24
SKR-71 SKR-71 USSR 1957-07-13 1991-06-24
SKR-72 SKR-72 USSR 1957-09-26 1994-09-01
SKR-73 SKR-73 USSR 1957-09-30 1984-11-15
SKR-74 SKR-74 USSR 1957-11-26 1988-06-25
SKR-75 SKR-75 USSR 1957-12-30 1988-06-25
SKR-76 SKR-76 USSR 1958-06-15 1989-05-04
SKR-77 SKR-77 USSR 1958-06-29 1979-08-07
SKR-8 SKR-8 USSR 1958-12-31 1990-04-19
SKR-80 SKR-80 USSR 1958-07-31 1986-06-20
SKR-81 SKR-81 USSR 1958-08-31 1988-06-26
Sobol Sobol USSR 1954-10-13 1956-10-19
Tur Tur USSR 1955-05-31 1957-01-14
Volk Volk USSR 1954-10-31 1988-10-04
Voron Voron USSR 1955-06-18 1989-05-04
Yaguar Yaguar USSR 1954-04-24 1977-06-28
Zubr Zubr USSR 1954-05-31 1965-04-24