First Submarine of Indian Navy

Hello, I want to know the details of the first submarine of the Indian Navy, will you please provide me?

[Rajkumar Agarwal]

Hello, here I am providing you the details of the first submarine of the Indian Navy as under:

Submarine:
Akula, is a nuclear-powered attack submarine (SSN) first deployed by the Soviet Navy in 1986, the launch of the first submarine in 1985.

Cost:
Est. $1.55 billion (1995 dollars)

In service:
1984

Displacement:
Surfaced:
8,140 tons Akula I and Akula I Improved
8,450–8,470 tons Akula II and III

Submerged:
12,770 tons Akula I and Akula I Improved
13,400–13,800 tons Akula II and III

Length:
110.3 m (362 ft) for Akula I and Akula I Improved
113.3 m (372 ft) for Akula II and Akula III

Beam:
13.6 m (45 ft)

Draught:
9.7 m (32 ft)

Speed:
10 knots (19 km/h; 12 mph) surfaced
28–35 knots (52–65 km/h; 32–40 mph) submerged

Endurance:
100 days

Test depth:
480 m (1,570 ft) test depth for Akula I and Akula I Improved
520 m (1,710 ft) for Akula II and III
600 m (2,000 ft) maximum operating depth