Advanced Technology Vessel (ATV)
| Vessel Type | Submarine |
| Country | India |
| Program | Advanced Technology Vessel (ATV) |
| Total Number | 5-6 |
| Unit Cost (US$) | 1B (Est.) |
| Builder | Vishakapatnam Naval Dockyard (VND) with assistance from Mazagon Dock Ltd. (MDL). |
| Displ. Tons | 6,000 tons [official] 5,500 – 6,500 (Est.) |
| Length | 110 m 367-foot [official] 100m (330 ft) (Est.) |
| Beam | 11 m 37-foot [official] 15m (49 ft) (Est.) |
| Draft | 9m (30 ft) (Est.) |
| Machinery | Nuclear: one pressurized water reactor (PWR)
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| Speed (Knots) | 12-15 (surfaced) 30-34 (submerged). (Est.) |
| Range | Unlimited. |
| Diving Depth | 300 m (1000 ft). (Est.) |
| Complement | nearly 100 (Est.) |
| Weapons | Torpedoes: Six 21 inch (533mm) torpedo tubes. Mines. A total capacity (mines, torpedoes, and missiles) of 30 weapons. (Est.) submarine launched ballistic missiles |
| Missiles |
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