<Tr> <Td> Chakra (Akula II) class </Td> <Td> </Td> <Td> Attack submarine (SSN) </Td> <Td> INS Chakra (S71) </Td> <Td> Russia </Td> <Td> 12,770 tonnes </Td> <Td> Under a 10 - year lease from Russia since 2012 . </Td> </Tr> <Tr> <Th_colspan="7"> Diesel - electric submarines (13 in Service) </Th> </Tr> <Tr> <Td> Sindhughosh class </Td> <Td> </Td> <Td> Attack submarine </Td> <Td> INS Sindhughosh (S55) INS Sindhudhvaj (S56) INS Sindhuraj (S57) INS Sindhuvir (S58) INS Sindhuratna (S59) INS Sindhukesari (S60) INS Sindhukirti (S61) INS Sindhuvijay (S62) INS Sindhurashtra (S65) </Td> <Td> Soviet Union </Td> <Td> 3,076 tonnes </Td> <Td> S63 Sindhurakshak exploded and sank on 14 August 2013 . Officials say it is "highly unlikely" she will return to active service, although she was salvaged in June 2014 . </Td> </Tr> <Tr> <Td> Shishumar class </Td> <Td> </Td> <Td> Attack submarine </Td> <Td> INS Shishumar (S44) INS Shankush (S45) INS Shalki (S46) INS Shankul (S47) </Td> <Td> Germany </Td> <Td> 1,850 tonnes </Td> <Td> To be upgraded to prolong service life . </Td> </Tr>

What is the name of submarine of indian navy