NAVYPEDIA

Photo

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
(ex-Б-309 [B-309])	725	01299	Admiralty, Leningrad, USSR	14.4.1978	11.9.1978	10.12.1978 // 7.2.1979	non-operational end-1993
(ex-Б-586 [B-586])	727	01205	Admiralty, Leningrad, USSR	27.3.1979	27.6.1979	30.11.1979 // 3.1980	non-operational end-1993
(ex-Б-510 [B-510])	729	01209	Admiralty, Leningrad, USSR	3.3.1983	10.7.1983	20.10.1983 // 2.1984	non-operational end-1993

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	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

Soviet-built submarines of export project I641K.

Modernizations

None.

Naval service

No significant events.