NAVYPEDIA

Photo

Karanj 1978

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
कुरसूर [Kursura] (ex-Б-402 [B-402])	S20		New Admiralty, Leningrad, USSR	25.12.1968	25.2.1969	18.12.1969	stricken 9.2001
करंज [Karanj] (ex-Б-405 [B-405])	S21		New Admiralty, Leningrad, USSR	24.1.1968	28.4.1968	4.9.1969	stricken 8.2003
खंडेरी [Kandhera] (ex-Б-402 [B-402])	S22		New Admiralty, Leningrad, USSR	5.10.1967	29.2.1968	6.12.1968	stricken 10.1989
कलवरी [Kalvari] (ex-Б-51 [B-51])	S23		New Admiralty, Leningrad, USSR	27.12.1966	15.4.1967	8.12.1967	stricken 5.1996
वेला [Vela] (ex-Б-456 [B-456])	S40		Admiralty, Leningrad, USSR	28.9.1971	28.1.1972	31.8.1973	stricken 6.2010
वअगिर [Vagir] (ex-Б-470 [B-470])	S41		Admiralty, Leningrad, USSR	29.4.1972	7.7.1972	3.11.1973	stricken 6.2001
वग्लि [Vagli] (ex-Б-464 [B-464])	S42		Admiralty, Leningrad, USSR	1.2.1973	19.4.1973	10.8.1974	stricken 12.2010
वग्शीर [Vagsheer] (ex-Б-522 [B-522])	S43		Admiralty, Leningrad, USSR	28.9.1973	27.3.1974	26.12.1974	stricken 4.1997

Technical data

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

Standard scale images

Graphics

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.