Kalvari — the first of P75 submarines sails out of Mumbai harbour for Sea trials

Kalvari, Indian Navy's first indigenous Scorpene-class stealth submarine, today sailed out of Mumbai Harbour for sea trials even as the plan to purchase heavy-weight torpedos for the vessel remains stuck due to the VVIP chopper scam.

Kalvari is the first of the India's six Scorpene-class submarines being built under the much-delayed Project 75. The vessels are being built by Mazagon Dock Limited (MDL) in collaboration with French company DCNS. (Source: Indian Navy)

In October 2015, Kalvari had been set afloat. "The sea trials of Kalvari have begun today. It is a proud moment for us," a Navy official said. However, the plans to acquire heavy-weight torpedos for the submarine is stuck in the Defence Ministry even though the Navy had been pushing for it, citing national security imperatives. (Source: Indian Navy)

Kalvari is expected to enter service by September end. (Source: Indian Navy)

The remaining five submarines are scheduled to be rolled out every nine months. (Source: Indian Navy)

The Navy has, at present, 14 operational submarines, including nine Russian-made and four German HDW vessels. Chakra, a Russian nuclear-powered submarine, is on lease with the Indian Navy. (Source: Indian Navy)

India's first indigenous nuclear-powered submarine, Arihant is already undergoing sea trials and is expected to be inducted shortly.(Source: Indian Navy)

India may to go in for two more Scorpene-class submarines after the first six are delivered to the Navy. (Source: Indian Navy)

(Source: Indian Navy)