INS Kalvari (S23)

History

India
Name:	INS Kalvari
Namesake:	"Kalvari" a deep sea tiger shark.
Commissioned:	8 December 1967
Decommissioned:	31 May 1996
Identification:	S23
Fate:	Decommissioned
Status:	Hull scrapped, fin preserved
General characteristics
Class and type:	Kalvari-class submarine
Displacement:	1,950 t (1,919 long tons) surfaced 2,475 t (2,436 long tons) submerged
Length:	91.3 m (299 ft 6 in)
Beam:	7.5 m (24 ft 7 in)
Draught:	6 m (19 ft 8 in)
Speed:	16 knots (30 km/h; 18 mph) surfaced 15 knots (28 km/h; 17 mph) submerged
Range:	20,000 mi (32,000 km) at 8 kn (15 km/h; 9.2 mph) surfaced 380 mi (610 km) at 10 kn (19 km/h; 12 mph) submerged
Test depth:	250 m (820 ft)
Complement:	75 (incl 8 officers)
Armament:	10 533 mm (21 in) torpedo tubes with 22 SET-65E/SAET-60 torpedoes 44 mines in lieu of torpedoes

INS Kalvari (S23) was the lead vessel of the Kalvari class of diesel-electric submarines of the Indian Navy. The submarine was laid down on 27 December 1966 as Foxtrot-class submarine B-51 of the Soviet Navy by Novo-Admiralty at Galerniy Island, Leningrad. The submarine was launched on 15 April 1967 and competed on 26 September 1967.B-51 was transferred to the Indian Navy in July 1968. The submarine was removed from service in 1992.