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Naval ForcesRussia

Sierra II Class (Project 945A Kondor)

Nuclear-powered attack submarineFielded 1988Pending verification

Also known as: Project 945A Kondor Class

Naval ForcesRUS
Sierra II Class (Project 945A Kondor)
Photo: DoDMedia · Public domain, Wikimedia Commons
Fact cardConfidence · Source
System
TypeNuclear-powered attack submarine
Alternative designationsProject 945A Kondor Class
Date of introduction1988
ProliferationOrigin country only
Crew61Med[1]
Hulls delivered2Hulls listed in the source cardMed[1]
Dimensions and weight
Length110.5 m363 ftMed[1]
Beam14.2 m47 ftMed[1]
Draft8.8 mMed[1]
Displacement (surface)7,722 tonsMed[1]
Displacement (submerged)9,246 tMed[1]
Propulsion and performance
Propulsion1 x VM-5Med[1]
Engine power48,000 total shpMed[1]
Protection
Hull ArmorThe Project 945A nuclear-powered submarine is the sole submarine in the world with a titanium hull, which reduces its radar signature considerably.Med[1]
NBC Water Washdown SystemYesMed[1]
EW Intercept1 x Rim Hat interceptMed[1]
EW Direction-Finding1 x Park Hat direction-findingMed[1]
Armament
Communication: communications suiteThe class is fitted with the Omnibus combat system, Molnaya-MTs communications suite and the Symfoniya navigation suite.Med[1]
Torpedo System: torpedo launcher6 x 533-mm bowMed[1]
Torpedo System: torpedo nameUSET-80 torpedoMed[1]
Torpedo System: basic load40 x USET-80 torpedoes carried]Med[1]
Mine System42 x mines max in lieu of torpedoes and/or other weaponsMed[1]
ArmamentSS-N-21 Sampson Cruise Missile; 1 x Man-portable SAM systemMed[1]
Fire control
Surface Search / Navigation Radar1 x MRK-50 Albatros' series (Snoop Pair) surface search/navigationMed[1]
Passive Flank Array Sonar1 x MGK-540 Skat-3 (Shark Gill) low frequency suite that includes Shark Rib passive flank arraysMed[1]
Mine-Avoidance Sonar1 x MG-519 (Mouse Roar) active high-frequency mine-avoidance systemMed[1]
Towed Passive Array Sonar1 x large aperture towed passive hydrophone arrayMed[1]
Variants
NIZHNIY NOVGOROD (ex-ZUBATKA)Commissioned: 1988 Status: Active Fleet: Northern Fleet[1]
PSKOVCommissioned: 1992 Status: Active Fleet: Northern Fleet[1]
Weapons and payload options · 2Confidence · Source
SS-N-21 Sampson Cruise MissileSea-Launched Cruise Missile
Med[1]
Range
2,400 km1,491 mi · 1,296 nmi
Quantity
40 x SS-N-21 Sampson Cruise Missile
Type
Sea-Launched Cruise Missile
Guidance
Sprut inertial with terrain contour matching homing
Warhead
200 kt nuclear; or 400 kg high-explosive or submunitions
Speed
390 knots (720 km/h)
Length
8.1 m
1 x Man-portable SAM systemStrela-2M missiles
Med[1]
Range
4.2 km3 mi · 2 nmi
Quantity
12 x Strela-2M missiles
Type
Strela-2M missiles
Guidance
Proportional navigation logic
Warhead
1.15 kg directed-energy blast fragmentation warhead
Speed
430 m/s
Length
1.44 m
Summary

The Sierra II Class (Project 945A Kondor) Russian Nuclear-Powered Attack Submarine is a follow-on to the Sierra I class. It was a small and expensive project.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
Russia
Sources
  1. Sierra II Class (Project 945A Kondor) Russian Nuclear-Powered Attack Submarine, U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)
    Published/updated 2026-03-20 · Tier 1 · checked 2026-10-10
Change log
  • 2026-10-10 Entry created from the Worldwide Equipment Guide (ODIN), bulk import
  • 2026-10-10 Added photo (Public domain)