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Science & TechIndian Express3 May 2026

Inside 'salvo test' of India's new chopper-launched naval missile NASM-SR

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๐Ÿ“Œ Summary:

  • DRDO and Indian Navy successfully conducted first salvo test of NASM-SR (Naval Anti-Ship Missile โ€“ Short Range) from helicopter off Odisha coast on April 29, 2026

  • Two missiles launched in quick succession from the same chopper โ€” marking significant milestone in indigenous naval capability

  • What is NASM-SR?: Indigenously developed short-range anti-ship missile designed for ship-borne helicopter deployment

    • Weight: ~380 kg (200 kg lighter than existing Sea Eagle missile)
    • Range: 55 km (less than Sea Eagle's 110 km, but more helicopters can carry it)
    • Uses radio proximity fuse to detonate explosive when within target range
  • Two Key Features:

    1. 'Man-in-loop': Human operator can change missile's path mid-flight via two-way data link; reduces risk of hitting non-combatants in crowded maritime environments
    2. 'Waterline hit': Missile strikes at or below the waterline โ€” causes catastrophic flooding and is far more lethal than hitting the hull above water
  • Why helicopter-launched missiles matter: Enables navy to engage targets beyond a ship's own sensor range; helicopters can cover vast ocean areas quickly; adds stand-off strike capability

  • IAF interest: Users' representatives from both Indian Navy and Indian Air Force witnessed the test โ€” indicating IAF may also induct NASM-SR for its helicopter platforms

  • Significance: Advances Atmanirbhar Bharat in defence; adds indigenous precision strike capability to counter surface threats in Indian Ocean Region

NASM-SRnaval missileDRDOsalvo testAtmanirbhar BharatIndian Navy

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