Project 636.3 (Improved Kilo) diesel electric submarine Petropavlovsk-Kamchatsky laid down at the Admiralteyskie Verfi shipyard on Friday, July 28 is planned to be commissioned on November 25, 2019, said Alexander Buzakov, the shipyards director general at the festive keel-laying ceremony.

Keel-laying plaque of Petropavlovsk-Kamchatsky diesel sub Mil.Today

"Today were celebrating double holiday, as we've laid down two submarines,and", he said. "Keel-laying of these subs for the Pacific Fleet is a pretty valuable present from our shipbuilders for the Russian Navy Day", added the official.The solemn keel-laying ceremony of the first two Improved Kilo-class submarines, out of six designed for the Pacific Fleet, took place at the Admiralteyskie Verfi shipyard on Friday, July 28.andwill join the Pacific Fleet in 2019; the shipbuilders will hand over the second pair in 2020. The series is to be completed in 2021.Project 636.3 subs are designed for antisurface/antisubmarine warfare, defense of naval bases and sea/littoral lanes. Length of the sub is 73 meters, beam is 10 meters, limit depth is 350 meters, submerged speed is 20 knots, endurance is 45 days. Such submarines are armed with six 533-mm torpedo tubes, mines andattack missile systems.