Russia has launched the first-of-class Project 20385 corvette Gremyashchy at the Severnaya Verf Shipyard in St. Petersburg on 30 June. Armed with the Kalibr-NK missile complex, Gremyashchy class is an advanced variant of Steregushchy class (Project 20380) multi-purpose corvettes. The corvette will start undergoing trials in August and expected to be handed over to Russian Navy in 2018. 

Designed by Almaz Central Marine Design Bureau, the corvettes are intended for missions such as patrolling coastal waters, maritime security, anti-surface warfare (ASuW), anti-submarine warfare (ASW), and anti-air warfare (AAW). The Gremyashchy-class corvettes have a speed of 27kt and a cruising range of 3,500mi. The vessel is provided with a flight deck at the aft to provide take-off/landing for a single anti-submarine warfare (ASW) helicopter of type Kamov Ka-27PL/Ka-27PS Helix.