Names

31, later- 1111

32, later- 1112

33, later- 1113

34, later- 1114

Builders

Nikolayev SSZ, USSR: 31-34

Completed

1960s // 1984: 31, 32

1960s // 1985: 33, 34

Losses

none

Transfers

none

Discarding

late 1990s: 1111-1114

Displacement standard, t

Displacement full, t

71

77

Length, m

27.4

Breadth, m

4.32

Draught, m

0.85

1.00

No of shafts

2

Machinery

2 M-50F diesels

Power, h. p.

2400

Max speed, kts

24

Fuel, t

diesel oil

Endurance, nm(kts)

320(10)

Armour, mm

belt: 8, deck: 4, turret: 15 - 10, CT: 10 - 4

Armament

1 x 1 - 76/48 D-56TS, 1 x 2 - 25/112 2M-3M, 5 x 1 - 7.6/94, 1 x 17 - 140 BM-14-17 RL, 4 x 1 - 30 BP-30 Plamia GL, 10 mines

Complement

14