--- title: "India's first Nuclear submarine?" description: "India's first Nuclear submarine?" author: "twinkle das" published: 2018-02-28 updated: 2023-09-21 canonical: https://answers.mindstick.com/qa/35603/india-s-first-nuclear-submarine category: "defence" tags: ["defense and aerospace"] reading_time: 1 minute --- # India's first Nuclear submarine? ## Answers ### Answer by Saumya Mishra India's first nuclear submarine is **INS Arihant**. It is a [nuclear](https://answers.mindstick.com/qa/35606/what-is-the-difference-between-ballistic-missiles-and-cruise-missiles)-powered [ballistic missile](https://answers.mindstick.com/qa/34636/which-country-has-successfully-test-fired-naval-strike-ballistic-missile-hormuz-2) submarine (SSBN) that was launched on July 26, 2009 and commissioned into the [Indian Navy](https://answers.mindstick.com/qa/33618/what-are-amazing-facts-about-the-indian-navy-s-marcos) on August 10, 2016. - INS Arihant is the first nuclear submarine designed and built by [India](https://answers.mindstick.com/qa/31980/which-union-minister-has-inaugurated-india-s-largest-waste-to-power-plant-in-new-delhi). It is **111 meters** long and has a **displacement of 6,000 tonnes.** It is powered by a **pressurized water reactor** and can carry up to 12 K-15 Sagarika [ballistic missiles](https://answers.mindstick.com/qa/99129/why-did-north-korea-fire-two-ballistic-missiles-toward-the-east-sea), which have a [range](https://answers.mindstick.com/qa/51864/give-names-of-5-trainer-aircraft) of over **700 kilometers.** - INS Arihant is a significant milestone in India's nuclear program and its [development as](https://yourviews.mindstick.com/view/84830/why-does-mexico-have-a-lower-growth-rate-and-development-as-compared-to-united-states-of-america) a major maritime power. It gives India the ability to launch nuclear missiles from sea, which is a key component of a nuclear triad. - The commissioning of INS Arihant completed India's **nuclear triad**, which means that India can now deliver [nuclear weapons](https://answers.mindstick.com/qa/30399/the-2017-nobel-peace-prize-has-been-awarded-to-international-campaign-to-abolish-nuclear-weapons-ican-where-is-the-headquarters-of-ican) by air, land, and sea. This gives India a more credible deterrent against [nuclear attack](https://answers.mindstick.com/qa/98543/can-india-protect-itself-from-an-all-out-nuclear-attack-from-pakistan) and strengthens its [national security](https://answers.mindstick.com/qa/101680/how-does-india-address-national-security-issues). --- Original Source: https://answers.mindstick.com/qa/35603/india-s-first-nuclear-submarine Copyright © MindStick Software Pvt. Ltd. This Markdown version is provided for developers, AI systems, and offline reading.