It's central compartment will have special equipment installed, lock chambers to move seafarers in deep-sea vehicles, as well as divers exit.
Displacement: greater than 14,700 tonnes surfaced (est. 17,000 tonnes), 24,000 tonnes submerged (estimated 30,0000 tonnes)
Length: 184 meters
Beam: 18.2 meters
Speed: < 32 knots
Endurance: Approximately 4 months
Operating depth: Estimated as 500-520 meters
Propulsion: nuclear (2 x pressurized water reactor B2-760M with a capacity of 190 MW driving two steam turbines and twin screws. Plus at least two outboard thrusters.
Crew: Estimated 110
Armament: 6 x Kraken nuclear torpedoes (if fitted), 2 x 650 mm and 4 x 533 mm torpedo tubes with up to 28 torpedoes