HMIS Kistna

	HMIS Kistna being launched on 22 April 1943
History
India
Name	Kistna(U46)
Namesake	Krishna River
Ordered	10 September 1941
Builder	Yarrow Shipbuilders
Laid down	14 July 1942
Launched	22 April 1943
Commissioned	26 August 1943
Out of service	1981
Honours and; awards	Atlantic, 1943; Burma, 1944–1945;
Fate	Scrapped 1981
General characteristics
Type	Sloop-of-war
Displacement	1,250 tons original; 1,350 tons modified;
Length	299 ft 6 in (91.29 m)
Beam	37 ft 6 in (11.43 m) original; 38 ft 6 in (11.73 m) modified;
Draught	11 ft (3.4 m)
Propulsion	Geared turbines, 2 shafts:; 3,600 hp (2.68 MW) (original); 4,300 hp (3.21 MW) (modified);
Speed	19 knots (35 km/h) (original); 20 knots (37 km/h) (modified);
Range	7,500 nmi (13,900 km) at 12 kn (22 km/h)
Complement	180 (original); 192 (modified);
Sensors and ; processing systems	Radar Type 272 for surface warning; Radar Type 285 for fire-control;
Armament	6 × QF 4 in (102 mm) Mk XVI AA guns (3 × 2); 4 × 2-pounder AA pom-pom; 4 × 0.5-inch (12.7 mm) AA machine guns (original); 12 × 20 mm Oerlikon AA (6 × 2) (modified);

HMIS Kistna (U46) was a Black Swan-class sloop which served in the Royal Indian Navy (RIN) during World War II.

After independence, she was commissioned into the Indian Navy as INS Krisna.

History
HMIS Kistna being launched on 22 April 1943
India
Name	Kistna(U46)
Namesake	Krishna River
Ordered	10 September 1941
Builder	Yarrow Shipbuilders
Laid down	14 July 1942
Launched	22 April 1943
Commissioned	26 August 1943
Out of service	1981
Honours and awards	Atlantic, 1943 Burma, 1944–1945
Fate	Scrapped 1981
General characteristics
Type	Sloop-of-war
Displacement	1,250 tons original 1,350 tons modified
Length	299 ft 6 in (91.29 m)
Beam	37 ft 6 in (11.43 m) original 38 ft 6 in (11.73 m) modified
Draught	11 ft (3.4 m)
Propulsion	Geared turbines, 2 shafts: 3,600 hp (2.68 MW) (original) 4,300 hp (3.21 MW) (modified)
Speed	19 knots (35 km/h) (original) 20 knots (37 km/h) (modified)
Range	7,500 nmi (13,900 km) at 12 kn (22 km/h)
Complement	180 (original) 192 (modified)
Sensors and processing systems	Radar Type 272 for surface warning Radar Type 285 for fire-control
Armament	6 × QF 4 in (102 mm) Mk XVI AA guns (3 × 2) 4 × 2-pounder AA pom-pom 4 × 0.5-inch (12.7 mm) AA machine guns (original) 12 × 20 mm Oerlikon AA (6 × 2) (modified)