- These are the Indian Navy’s indigenously conceived design and constructed frontline stealth frigate.
- INS Shivalik is the Shivalik-class advanced, stealth-minded, guided-missile frigate warship.
- It is the first stealth warship built by India at Mazagon Dock Limited in Mumbai s part of the Indian Navy’s Project 17.
- It is equipped with a wide range of electronics and sensors.
- In addition, it uses HUMSA (hull-mounted sonar array), ATAS/Thales Sintra towed array systems.
- It is equipped with a mix of Russian, Indian and Western weapon systems.
- It also has improved stealth and land attacking features over the preceding Talwar-class frigates.
- It is the first Indian navy ship to use the CODOG (COmbined Diesel Or Gas) propulsion system.
- INS Sindhukirti is the seventh Sindhughosh-class, diesel-electric submarine of the Indian Navy, built at the Admiralty Shipyard and Sevmash in the Soviet Union.
- It is among the oldest operational submarines in the Navy.
- It has been virtually rebuilt with modern sensors weapons and systems which make it “a hole in the water” for the Navy.