 The fuselage and systems receive special anti-corrosion treatment and a new fire-control radar will be capable of operating in "Sea Mode" and of supporting anti-ship missiles.Russian Naval Aviation will need at least 40 Ka-52Ks, the first of which was tentatively slated to enter squadron service by early 2015, coinciding with the delivery of the first carrier.The first of four Ka-52Ks ordered for the Russian Navy flew on the 7 March 2015; the Navy also has option on a further 28 helicopters.