Arighat Submarine

Duration: 8 min

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The video presents a lecture on India's nuclear-powered submarine program, focusing on the upcoming commissioning of the INS Arighat, the second indigenously built nuclear-powered ballistic missile submarine (SSBN) following the INS Arihant. The presentation details the INS Arighat's construction at the Indian Navy's Ship Building Centre in Visakhapatnam, its role in India's nuclear triad, and its physical specifications: 111.6 meters in length, 11 meters beam, 9.5 meters draught, and a displacement of 6,000 tonnes. The lecture also covers the broader context of India's submarine fleet, including 16 diesel-electric submarines (such as the Scorpene class) and two nuclear-powered submarines (INS Arihant and INS Chakra), with operations based in Visakhapatnam and Mumbai. The video highlights the capabilities of the K-4 and K-15 submarine-launched ballistic missiles, noting their respective ranges of over 3,500 km and 750 km, payload capacities, and strategic importance. The submarine is equipped to carry nuclear warheads, torpedoes, and mines, and features advanced safety systems like two standby auxiliary engines and a retractable thruster for emergency power and mobility. The lecture emphasizes the strategic significance of the INS Arighat in enhancing India's maritime deterrence and naval capabilities.

Chapters

  1. 0:00 2:00 00:00-02:00

    The video opens with a slide titled "INDIA SET TO COMMISSION ITS SECOND NUCLEAR-MISSILE SUBMARINE 11/8/24 ET". The lecture introduces the INS Arighat as India's second indigenously built nuclear-powered ballistic missile submarine (SSBN), a strategic deterrent constructed at the Indian Navy's Ship Building Centre in Visakhapatnam. Key features include its dimensions: 111.6 meters in length, 11 meters beam, 9.5 meters draught, and 6,000-tonne displacement. The submarine is powered by a pressurized water reactor and equipped with a seven-blade propeller, emphasizing its role in India's nuclear triad and advanced indigenous design.

  2. 2:00 5:00 02:00-05:00

    The presentation transitions to a slide titled "Submarines", outlining the Indian Navy's current fleet: 16 diesel-electric submarines, including the Scorpene class, and two nuclear-powered submarines—INS Arihant (SSBN) and INS Chakra (SSN), the latter leased from Russia. Operations are based in Visakhapatnam and Mumbai, with only half of the conventional submarines operational at any time. The lecture then focuses on the Scorpene-class submarines, a French-Spanish collaboration, highlighting their modern design, multi-mission capabilities, and the integration of Air Independent Propulsion (AIP) modules to extend underwater endurance.

  3. 5:00 7:59 05:00-07:59

    The video returns to the INS Arighat, detailing its armament: the K-4 SLBM with a range over 3,500 km and capacity for up to four warheads, and the K-15 SLBM with a 750 km range and capacity for twelve conventional or strategic warheads. The submarine is also equipped with torpedoes and mines. The slide emphasizes advanced safety features, including two standby auxiliary engines and a retractable thruster for emergency power and maneuverability, underscoring the submarine's reliability and operational readiness.

The lecture provides a structured progression from the specific details of the INS Arighat to the broader context of India's submarine capabilities, highlighting the strategic importance of indigenous development in naval deterrence. It begins with the commissioning of a new SSBN, then situates it within the existing fleet, emphasizing the integration of advanced technologies like AIP and SLBMs. The synthesis underscores how the INS Arighat enhances India's nuclear triad, strengthens maritime security, and reflects a growing emphasis on self-reliance in defense technology, culminating in a comprehensive vision of India's evolving naval power.