S5-class submarine

	An artistic impression of the S5-class submarine
Class overview
Operators	Indian Navy
Preceded by	Arihant class
Planned	4-6
Building	2
General characteristics
Type	Nuclear powered ballistic missile submarine
Displacement	13,500 tonnes (13,300 long tons; 14,900 short tons)
Propulsion	1 x CLWR-B2 Compact Light-water reactor; 200 MW (270,000 hp); 1 × single shaft pump-jet propulsor;
Range	Unlimited
Armament	12 VLS cells for; K-5 SLBM (5,000–8,000 km or 3,100–5,000 mi range) (or) ; K6 MIRV SLBM (8,000–9,000 km or 5,000–5,600 mi range);

S5 is the code name for a planned class of Indian nuclear-powered ballistic missile submarines currently being developed for the Indian Navy. S5 will weigh around twice as much as the preceding Arihant-class submarine. It is reported that four boats of the class are expected to enter Indian service by the late 2030s.