The submarine is a robust single-shaft vessel with an albacore/ teardrop shaped double hull (a prominent feature of SSN types) with a seven-blade fixed-pitch propeller.
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History records that our first four submarines, inducted between 1967 to 1970 to form the 8th Submarine Squadron, were based in Vishakapatnam
Congratulating the people of India on this occasion, the Prime Minister described INS Kalvari as a prime example of “Make in India.”
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