» Indigenously built strategic nuclear submarine INS Arihant was formally commissioned by Navy chief admiral Sunil Lanba in August, a news report said
» The sub's induction completes India's nuclear triad, enabling a response to nuke strikes from sea, land, and air
» Arihant, the lead ship of India's Arihant-class of nuclear-powered ballistic missile submarines, will be equipped with missiles of 750 km-3,500 km range
» Arihant has four vertical launch tubes, which can carry 12 K-15 missiles or four larger K-4 missiles
» The solid-fuel missiles can each carry a warhead weighing up to 2 tons
» Arihant was designed by the DRDO based on the Russian Akula-1 class submarines

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