INS Nistar – Diving Support Vessel (DSV)
Kartavya Desk Staff
Source: DD News
Context: The Indian Navy will commission INS Nistar, its first indigenously designed Diving Support Vessel (DSV), at Visakhapatnam. This marks a key milestone in India’s underwater rescue and maritime self-reliance journey.
About INS Nistar – Diving Support Vessel (DSV):
• What is INS Nistar? INS Nistar is India’s first indigenously developed Diving Support Vessel (DSV) designed for deep-sea diving, submarine rescue, and underwater operations. It serves as the mother ship for the Deep Submergence Rescue Vehicle (DSRV).
• INS Nistar is India’s first indigenously developed Diving Support Vessel (DSV) designed for deep-sea diving, submarine rescue, and underwater operations.
• It serves as the mother ship for the Deep Submergence Rescue Vehicle (DSRV).
• Developed by:
• Hindustan Shipyard Limited (HSL), Visakhapatnam Built under the Ministry of Defence with 80% indigenous content, involving over 120 MSMEs.
• Hindustan Shipyard Limited (HSL), Visakhapatnam
• Built under the Ministry of Defence with 80% indigenous content, involving over 120 MSMEs.
• Objectives of INS Nistar:
• Support submarine rescue operations and emergency evacuations. Conduct deep-sea saturation and air diving missions. Enhance India’s underwater operational reach and maritime preparedness. Reduce dependence on foreign support in undersea crisis scenarios.
• Support submarine rescue operations and emergency evacuations.
• Conduct deep-sea saturation and air diving missions.
• Enhance India’s underwater operational reach and maritime preparedness.
• Reduce dependence on foreign support in undersea crisis scenarios.
• Key Features:
• Large and Powerful Build: Displacement: Over 10,000 tonnes Length: 120 metres Endurance: 60+ days at sea Advanced Positioning & Navigation: Equipped with Dynamic Positioning System for precision in complex underwater tasks. Diving & Rescue Capabilities: Houses saturation diving systems, air diving chambers, ROVs, and Side Scan SONAR. Functions as the mother ship for DSRVs, enhancing submarine rescue range. Medical Infrastructure: Includes operation theatre, ICU, 8-bed hospital, and hyperbaric chambers for diver recovery and treatment. Multi-Mission Support: Features helicopter landing facility and 15-ton subsea crane for logistics and salvage operations.
• Large and Powerful Build: Displacement: Over 10,000 tonnes Length: 120 metres Endurance: 60+ days at sea
• Displacement: Over 10,000 tonnes
• Length: 120 metres
• Endurance: 60+ days at sea
• Advanced Positioning & Navigation: Equipped with Dynamic Positioning System for precision in complex underwater tasks.
• Diving & Rescue Capabilities: Houses saturation diving systems, air diving chambers, ROVs, and Side Scan SONAR. Functions as the mother ship for DSRVs, enhancing submarine rescue range.
• Houses saturation diving systems, air diving chambers, ROVs, and Side Scan SONAR.
• Functions as the mother ship for DSRVs, enhancing submarine rescue range.
• Medical Infrastructure: Includes operation theatre, ICU, 8-bed hospital, and hyperbaric chambers for diver recovery and treatment.
• Multi-Mission Support: Features helicopter landing facility and 15-ton subsea crane for logistics and salvage operations.
• Significance:
• Strengthens India’s Atmanirbhar Bharat initiative in defence shipbuilding. Enhances India’s strategic readiness in the Indian Ocean Region (IOR). Fulfils a critical capability gap in submarine rescue and maritime disaster response. Symbolically revives the legacy of the earlier Soviet-origin INS Nistar (1971).
• Strengthens India’s Atmanirbhar Bharat initiative in defence shipbuilding.
• Enhances India’s strategic readiness in the Indian Ocean Region (IOR).
• Fulfils a critical capability gap in submarine rescue and maritime disaster response.
• Symbolically revives the legacy of the earlier Soviet-origin INS Nistar (1971).