INS Arnala: India’s First Indigenous Anti-Submarine Shallow Water Craft Delivered

In a significant stride towards maritime self-reliance and defence preparedness, the Indian Navy has received its first Anti-Submarine Warfare Shallow Water Craft (ASW SWC), named ‘Arnala’, on May 8, 2025. The vessel, designed and constructed under the public-private partnership of Garden Reach Shipbuilders and Engineers (GRSE) and L&T Shipyard, represents a key achievement in India’s indigenisation efforts under the ‘Aatmanirbhar Bharat’ initiative.

Why in News?

The Indian Navy has taken delivery of ‘Arnala’, the first in a series of eight ASW SWCs, marking a major milestone in indigenous shipbuilding and enhancing India’s coastal anti-submarine capabilities. This move aligns with the government’s focus on self-reliant defence manufacturing.

Key Points

  • Ship Name: Arnala (named after the historic Arnala Fort in Maharashtra)
  • Delivered On: 8 May 2025
  • Designed & Built By: Garden Reach Shipbuilders and Engineers (GRSE), Kolkata
  • Built At: L&T Shipyard, Kattupalli
  • Ship Type: Anti-Submarine Warfare Shallow Water Craft (ASW SWC)
  • Length: 77 meters
  • Propulsion System: Diesel Engine-Waterjet – Largest Indian warship with this combination

Objectives & Capabilities

  • Underwater surveillance in shallow coastal waters
  • Search & Rescue operations
  • Mine laying capabilities
  • Low Intensity Maritime Operations (LIMO)
  • Enhance Anti-Submarine Warfare (ASW) capability near coastlines

Strategic Significance

  • Over 80% indigenous content, reinforcing India’s defence self-reliance
  • Developed under Public-Private Partnership (PPP) model
  • Adds muscle to the Indian Navy’s shallow water warfare capabilities
  • Fulfills operational needs for quick, nimble ASW vessels in littoral zones

Background Facts

  • Arnala is part of the Navy’s project to induct eight ASW SWCs
  • All ships under this class will be indigenously designed and built
  • Reflects commitment to Make in India in defence sector
Summary/Static Details
Why in the news? INS Arnala: India’s First Indigenous Anti-Submarine Shallow Water Craft Delivered
Ship Name INS Arnala
Ship Type ASW Shallow Water Craft
Delivered To Indian Navy (8 May 2025)
Built By GRSE in collaboration with L&T Shipyard
Purpose Anti-submarine ops, mine laying, LIMO, coastal surveillance
Indigenous Content Over 80%
Propulsion Diesel Engine + Waterjet

Shivam

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