Kursura 1975
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| कुरसूर [Kursura] (ex-Á-402 [B-402]) | S20 | New Admiralty, Leningrad, USSR | 25.12.1968 | 25.2.1969 | 18.12.1969 | stricken 9.2001 | |
| करंज [Karanj] (ex-Á-405 [B-405]) | S21 | New Admiralty, Leningrad, USSR | 24.1.1968 | 28.4.1968 | 4.9.1969 | stricken 8.2003 | |
| खंडेरी [Kandhera] (ex-Á-402 [B-402]) | S22 | New Admiralty, Leningrad, USSR | 5.10.1967 | 29.2.1968 | 6.12.1968 | stricken 10.1989 | |
| कलवरी [Kalvari] (ex-Á-51 [B-51]) | S23 | New Admiralty, Leningrad, USSR | 27.12.1966 | 15.4.1967 | 8.12.1967 | stricken 5.1996 | |
| वेला [Vela] (ex-Á-456 [B-456]) | S40 | Admiralty, Leningrad, USSR | 28.9.1971 | 28.1.1972 | 31.8.1973 | stricken 6.2010 | |
| वअगिर [Vagir] (ex-Á-470 [B-470]) | S41 | Admiralty, Leningrad, USSR | 29.4.1972 | 7.7.1972 | 3.11.1973 | stricken 6.2001 | |
| वग्लि [Vagli] (ex-Á-464 [B-464]) | S42 | Admiralty, Leningrad, USSR | 1.2.1973 | 19.4.1973 | 10.8.1974 | stricken 12.2010 | |
| वग्शीर [Vagsheer] (ex-Á-522 [B-522]) | S43 | Admiralty, Leningrad, USSR | 28.9.1973 | 27.3.1974 | 26.12.1974 | stricken 4.1997 |
|
Displacement standard, t |
|
|
Displacement normal, t |
1952 / 2475 |
|
Length, m |
91.3 |
|
Breadth, m |
7.50 |
|
Draught, m |
5.09 |
|
No of shafts |
3 |
|
Machinery |
3 2D42 diesels / 1 PG-102 + 2 PG-101 electric motors |
|
Power, h. p. |
5700 / 5400 (2700 + 2x1350) |
|
Max speed, kts |
16.8 / 16 |
|
Fuel, t |
diesel oil |
|
Endurance, nm(kts) |
30000(8.1) / 400(2) |
|
Armament |
S20-23: 10 - 533 TT (6 bow, 4 stern, 22 or 32 mines) S40-43: 6 - 533 TT (bow, 12), 4 - 400 TT (stern, 10) |
|
Electronic equipment |
Flag radar, MG-200 Arktika-M, Tuloma, MG-10M Kola-M, Svet-M sonars, Nakat ECM suite |
|
Complement |
77 |
|
Diving depth operational, m |
250 |
Project history: First Indian submarines, Soviet project 641 with air conditioning system (pr. I641, first 4 submarines). Latest 4 submarines, belonged to project I641K, had 400m aft TTs.
Modernizations: None.
Naval service: No significant events.
Karanj 1978
© Ivan Gogin, 2015