The INS Sagardhwani (A 74) commissioned on 30 July 1994 is a research vessel with the Indian Navy.
The Naval Physical and Oceanographic Laboratory uses this vessel to conduct research in various fields ranging from acoustic, geological, meteorological, chemical and physical oceanography in the eight labs of the ship. This ship is used to test the Advanced Torpedoes developed.
Displacement: 2050 tons full load.
Main Machinery: Two diesel engines with 3860 hp sustained. Also has two shafts and two auxiliary thrusters.
Maximum Speed: 16 knots.
Maximum Range: 6000 at 16 knots.
Complement: 80 sailors (10 officers) plus 16 scientists.
Radar: Navigation; One Racal Decca 1629 radar at I-band frequency.
Helicopters: One HAL Chetak.