The Ministry of Defence has signed a contract on Thursday with the US Government under Foreign Military Sale (FMS) for procurement of MK 54 Torpedo and Expendable (Chaff and Flares) for the Indian Navy at a cost of ₹ 423 Crores.

These weapons are the outfit of P-8I Aircraft which is used for Long range Maritime Surveillance, Anti-Submarine Warfare and Anti-Surface Warfare (ASV). 

According to the manufacturer Raytheon, the MK 54 lightweight torpedo is the primary anti-submarine warfare weapon used by U.S. Navy surface ships, fixed-wing aircraft and helicopters. Designed to operate in shallow waters and in the presence of countermeasures, it can track, classify and attack underwater targets.