''Kalvari''-class submarines were the first

submarine A submarine (or sub) is a watercraft capable of independent operation underwater. It differs from a submersible, which has more limited underwater capability. The term is also sometimes used historically or colloquially to refer to remotely op ...

s inducted into the Indian Navy. They were variants of the early Soviet s. Four of the class served in the Indian Navy. Four additional variants of the later Foxtrot class were inducted as the . has been preserved as a museum on

Ramakrishna Mission Beach Ramakrishna Paramahansa ( bn, রামকৃষ্ণ পরমহংস, Ramôkṛṣṇo Pôromohôṅso; , 18 February 1836 – 16 August 1886),——— — also spelled Ramakrishna Paramahamsa, born Gadadhar Chattopadhyaya,, was an In ...

in Visakhapatnam. The

sail A sail is a tensile structure—which is made from fabric or other membrane materials—that uses wind power to propel sailing craft, including sailing ships, sailboats, windsurfers, ice boats, and even sail-powered land vehicles. Sails may ...

of the lead vessel, is also on display at the Visakhapatnam city museum.

Ships

References

Submarine classes India–Soviet Union relations {{India-mil-stub