Description

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Context:

INS Nistar was a submarine rescue vessel which was acquired by the Indian Navy from the erstwhile USSR in 1969 and was commissioned in 1971.

About INS Nistar:

Feature	Details
Type	Diving Support Vessel (DSV)
Developer	Hindustan Shipyard Limited (HSL), Visakhapatnam
Under	Ministry of Defence
Indigenisation	80% indigenous content; 120+ MSMEs involved
Primary Role	Submarine rescue, deep-sea diving, underwater operations
Mother Ship Function	Supports Deep Submergence Rescue Vehicle (DSRV)
Navigation	Dynamic Positioning System (DPS) for precision in underwater tasks
Diving Systems	Saturation diving system, air diving chambers, ROVs, Side Scan SONAR
Multi-Mission Features	Helipad, 15-ton subsea crane
Objectives	- Submarine rescue & evacuation - Deep-sea diving - Reduce foreign dependency
Strategic Significance	- Boosts Atmanirbhar Bharat - Enhances IOR readiness - Fills capability gap
Legacy	Named after the Soviet-origin INS Nistar (1971)

Source: PIB

PRACTICE QUESTION

Q. Which of the following statements about INS Nistar is/are correct?

It is developed by Cochin Shipyard Limited.
It functions as a mother ship for the Deep Submergence Rescue Vehicle (DSRV).
It is India’s first foreign-built diving support vessel.

Select the correct answer using the code below:

A. 1 and 2 only

B. 2 only

C. 1 and 3 only

D. 1, 2, and 3

Answer: B

Explanation

INS Nistar is developed by Hindustan Shipyard Limited (not Cochin) and is India’s first indigenously built DSV, serving as the mother ship for DSRV.