Russian submarine Ekaterinburg (K-84)

K-84 Ekaterinburg at Zvezdochka, summer 2014
History
Soviet Union, Russia
Name	K-84 Ekaterinburg
Namesake	City of Yekaterinburg
Builder	Northern Machinebuilding Enterprise (Sevmash)
Laid down	17 February 1982
Commissioned	30 December 1985
Status	Inactive, to be decommissioned
General characteristics
Class and type	Delta IV-class submarine
Displacement	11,740 tons (surface) 18,200 tons (submerged)[1]
Length	167.4 m (549 ft 3 in)[1]
Beam	11.7 m (38 ft 5 in)[1]
Draft	8.8 m (28 ft 10 in)[1]
Propulsion	Two VM4-SG nuclear reactors[1]
Speed	14 knots (26 km/h; 16 mph) (surface) 24 knots (44 km/h; 28 mph) (submerged)[1]
Endurance	90 days[1]
Complement	140 officers and men[1]
Armament	16 × R-29RM Shtil or R-29RMU Sineva nuclear ballistic missiles 4 × 533 mm torpedo tubes 12 × torpedoes[1]

K-84 Ekaterinburg (Russian: К-84 Екатеринбург) is a Project 667BDRM Delfin-class (NATO reporting name: Delta IV) nuclear-powered ballistic missile submarine. The submarine was laid down on 17 February 1982 at the Russian Northern Machine-Building Enterprise (Sevmash).^[1] It was commissioned into the Soviet Navy on 30 December 1985.^[1] After the collapse of the Soviet Union, the submarine continued to serve in the Russian Navy. Initially known only by its hull number, in February 1999 it was renamed after the city of Yekaterinburg.^[1][2]