The 900-ton class Project 21631 Buyan-M is an
stretched version of the 500-ton Buyan class gunboat. The Buyan-M features a larger
and more sophisticated weapons payload including state-of-the-art missile systems.
The 74-meter long ship is intended to perform anti-surface warfare (ASW) combat
missions with secondary air defense capability thanks to four Igla-1M surface-to-air
missiles (SAM). The Buyan-M weapon system consists of a single A-190 100mm cannon,
and AK-630-2 Duet air defense gun system, eight Club-S Kalibr anti-ship missiles,
and Igla-1M SAMs mounted on a two 3M47 Gibka launcher. Besides, these ships are
equipped with a 2 14.5mm machine guns. The ship is powered by a twin screw combined
diesel and diesel (CODAD) propulsion system.
The ships main purpose
is to protect Russias offshore economic zones and engage enemy warships
along littoral areas. But not only. With a relatively small size, the ship stands
out for its capability to strike at targets deep into enemy territory. It was
instrumental in launching the first Kalibr SS-N-30A cruise missiles in October
7, 2015 from the Caspian Sea to strike terrorist targets in Syria.
incorporates stealth features to reduce the radar cross section. The flexible
open architecture of the ships allows for modifications according to the future
requirements. The corvette features better sea-keeping capabilities for navigation
in stormy conditions. It can use weapons in conditions of sea state 4.
Missile Ship "Orekhovo-Zuevo" laid down 25 April 2014 at the Shipyard
named after A.M.Gorky, Zelenodolsk, launched 07 June 2018, commissioned 10 December
Now in service.
| Displacement (tons):|
nmi (12 knots)|
|Propulsion:||4x3944 hp CHD622V20
diesels, 2 pump-jets|
1x8 3S14-21631 UKSK 3K14 launchers («Kalibr» guided missile complex (8 3M14T
missiles)) – 3R14N fire control system
2x6 3M-47 «Gibka» «Igla-1M» SAM system
1x1 100 mm A-190-01 – 5P-10-03 «Laska» fire control system
30 mm AK-630M-2 Duet
2x1 14,5 mm MTPU-1 «Zhalo»
5P-26 «Pozitiv» air/surface search radar, MR-231 navigation radar, MG-757 «Anapa-M»
PK-10 «Smely» RL decoy (2 KT-216 launchers) – AZ-SO-50,
AZ-SR-50, AZ-SOM-50, AZ-SK-50, AZ-SMZ-50 rounds