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Kortik


NATO: CADS-N-1 Kashtan


Overview


Kortik

Kortik close-in weapon system shown without missiles.
Source: www.otvaga2004.ru - © Copyright lies with original owner

Origin
Soviet Union
Type
Close-in weapon system
Naval SAM system
Entered service
1989
Status
In service
Development
Late 1970's - Late 1980's
Developer
Soviet Union - KBP Instrument Design Bureau
Soviet Union - Altair
Production
Late 1980's - ?
Producer
Soviet Union - Tulamashzavod
Russia - Tulamashzavod
Number produced
Over 40
Designations
3K87 (GRAU index)
CADS-N-1 Kashtan (NATO reporting name)
SA-N-11 Grison (NATO reporting name)
Kashtan (export model)
Notable users
Russia
India
China

Variants


Kashtan-M

Frontal view of Kashtan-M close-in weapon system.
Source: KBP Instrument Design Bureau - © Copyright lies with original owner

Variants of the Kortik

Kortik
Baseline model for use by the Soviet name. GRAU index is 3M87. This model is fitted with AO-18K autocannon and launches the 9M311K surface to air missile.
Kashtan
Export model of the Kortik with similar parameters and performance.
Kashtan-M
Upgrade over the Kortik/Kashtan by introducing a new and more capable set of sensors, longer barrel AO-18KD autocannon with increased range, longer range 9M311-1E missiles and reduced reaction time.

Details


Facts Kortik Kashtan-M
General
Origin
Soviet Union
Type
Close-in weapon system
Ordnance
Type
2x 30mm AO-18K water-cooled six-barrel autocannon
Rate of fire
4.500 rpm per gun
9.000 rpm combined
Range
0.5 to 4 km against aircraft
Up to 1.5 km effective against incoming missiles
Altitude
3 km against aircraft
Muzzle velocity
860 to 890 m/s
Missiles
Type
9M311K
Range
8.0 km maximum
1.0 km minimum
Altitude
From sea level up to 3.5 km
Mount
Feed mechanism
Single linkless feed system per AO-18K autocannon
Ammunition
500 rounds per AO-18K autocannon ready to fire
Missiles
32 missiles in below deck automated storage system
Traverse
360°
Elevation
Up to +90°
Operation
Crew
None on gun mount
Fire control
3P87 fire control radar
Electro-optical sensor package
IFF interogator
Tracking range of 0.1 m² target at 5 m above sea level is 9 km
Reaction time
6.8 seconds
Dimensions
Weight
15.5 t including below deck systems
12 t combat module including magazine and ammunition
6.3 t turret without ammunition
Swept radius
2.76 m
Height
2.25 m
Deck penetration
Yes, magazine and computer systems below deck

Media


Classes of ship with Kortik


Project 1155.1 Fregat-M class

Aerial view of Russian navy Project 1155.1 Fregat-M (NATO: Udaloy II) class destroyer.
Source: Unknown author - © Copyright lies with original owner

Project 20380 corvette
1x Kortik on 1 or more vessels in class. Also reported to be of Kashtan-M variant instead of Kortik. NATO reporting name Steregushchiy class.
Project 1135.6 frigate
2x Kashtan on 6 vessels. Russian built frigates for the Indian navy. NATO reporting name Talwar class.
2x Kortik on 2 vessels. NATO reporting name is Neustrashimyy class.
2x Kortik on 1 vessel. NATO reporting name is Udaloy II class.
Project 956EM destroyer
2x Kashtan on 2 ships. The second batch of Project 956E ordered by China consisted of two modified ships. Among the modifications is the replacement of the four AK-630 CIWS by two Kashtan systems.
Project 1144 Orlan battlecruiser
6x Kortik on last 2 vessels in class. NATO reporting name is Kirov class. Earlier ships in class were fitted with AK-630.
Project 1143.5 aircraft carrier
8x Kortik on 1 vessel. NATO reporting name is Kuznetsov class.

Related articles


30mm AK-630

The Kortik is a major improvement over the AK-630, but is also a much large, more complicated and more expensive system.

3K95 Kinzhal

The Kinzhal is a naval SAM system with vertical launch system. This system was rumored to be favored over the Kortik since its engagement zone against aircraft is significantly large and performance against incoming anti-ship missiles reportedly better than the original 9M311K missiles.