INS Arighaat
An artist's impression of an Arihant-class submarine | |
| History | |
|---|---|
| India | |
| Name | INS Arighaat |
| Builder | Shipbuilding Centre (SBC), Visakhapatnam, India |
| Laid down | 2011 |
| Launched | 19 November 2017 |
| Commissioned | 29 August 2024 |
| Status | In active service |
| General characteristics | |
| Class & type | Arihant-class ballistic missile submarine |
| Type | Ballistic missile submarine |
| Displacement | 6,000 tonnes |
| Length | 111.6 m |
| Beam | 11 m |
| Draft | 9.5 m |
| Installed power | 1 x CLWR-B1 Compact Light-water reactor, 83 MW |
| Propulsion | 1 × propeller shaft, nuclear propulsion |
| Speed | Surfaced: 12–15 knots (22–28 km/h) Submerged: 24 knots (44 km/h) |
| Range | Unlimited except by food supplies |
| Endurance | Unlimited except by food supply and maintenance |
| Test depth | Between 300 m (980 ft) to 400 m (1,300 ft) |
| Sensors & processing systems |
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| Armament |
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INS Arighaat (SSBN 81) (lit. 'Vanquisher of the Enemy') is the second of the Indian Navy's Arihant-class submarine. It is designated S3 Strategic Strike Nuclear Submarine. The 6,000 tonne vessel was built under the Advanced Technology Vessel (ATV) project at the Ship Building Centre in the port city of Visakhapatnam.
The submarine was quietly launched in 2017 and little has been publicly announced about its capabilities and current status. The submarine was originally known as INS Aridhaman but was renamed INS Arighaat upon its launch. Arighaat was commissioned on 29 August 2024.