The Indian Navy has expanded maritime operational capability, with the commissioning of three vessels in Kolkata, West Bengal on 21 June 2026.   

The three platforms, INS Dunagiri, INS Sanshodhak, and INS Agray were commissioned by Prime Minister Narendra Modi formally. 

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INS Dunagiri, built by Garden Reach Shipbuilders and Engineers (GRSE), is a Nilgiri-class stealth frigate constructed under Project 17A. It is the fifth of its class and the second constructed at GRSE.  

The vessel features modular construction methods and is equipped with supersonic surface-to-surface missiles, air defence systems, MR Gun, close-in weapon systems, and advanced anti-submarine warfare technology. The ship also carries helicopters to extend operational scope. 

The INS Sanshodhak is the fourth of the Survey Vessel (Large) class, designed to support hydrographic and oceanographic research.  

According to a Ministry of Defence release, the ship is designed to provide precise hydrographic data and features four Survey Motor Boats (SMBs).  

The vessel is fitted with twin diesel engines and platform management systems, allowing operations throughout the nation’s Exclusive Economic Zone. INS Sanshodhak is equipped for dual use, as it can function as a hospital ship and supports helicopter operations. 

The third vessel commissioned, INS Agray, is focused on shallow-water anti-submarine and mine warfare tasks. It is the fifth ship in its class of Anti-Submarine Warfare Shallow Water Craft (ASW SWC).  

The vessel is armed with sonar, torpedoes, anti-submarine rockets, and a combat management system, and is powered by waterjets to enhance agility, particularly in littoral environments. 

According to the MoD, all the three vessels are capable of carrying out humanitarian assistance, disaster relief missions, and non-combatant evacuation operations.  

Prime Minister Narendra Modi said: “The commissioning of the three naval platforms stands as testimony to the country’s growing capabilities and skills.  

“All three vessels symbolise India’s commitment to indigenous design, manufacturing and innovation.”

In a separate development, the MoD reported the signing of a contract with Bharat Forge Limited for the supply of 12 sets of 1.25 MW Marine Gas Turbine Generators.  

The contract, valued at approximately Rs4.25bn ($44.90m), requires at least 60% indigenous content and was signed in the presence of Defence Secretary Rajesh Kumar Singh.  

The generator is a key component in modern naval vessels, providing power for essential combat systems as well as advanced weapons and sensors. 

MoD stated: “The project reinforces the Government’s commitment to Aatmanirbhar Bharat and Make-in-India by creating a robust domestic manufacturing ecosystem.

“It would enhance maritime self-reliance in critical strategic technologies and bolster Indian Navy’s operational readiness through indigenous production & end-to-end life-cycle support.”