INS ''Sindhuraj'' (S57) () is a diesel-electric

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

of the

Indian Navy The Indian Navy (IN) (ISO 15919, ISO: ) is the Navy, maritime and Amphibious warfare, amphibious branch of the Indian Armed Forces. The President of India is the Supreme Commander of the Indian Navy. The Chief of the Naval Staff (India), Chief ...

References

Sindhughosh-class submarines Attack submarines Ships built in the Soviet Union 1987 ships Submarines of India {{India-mil-stub