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Naval ForcesRussia

Borei (Project 955)

Nuclear-powered ballistic missile submarineIn serviceFielded 2013Pending verification

Also known as: Project 955, Dolgorukiy class

Naval ForcesRUS
Borei (Project 955)
Photo: Министерство обороны Российской Федерации · CC BY 4.0, Wikimedia Commons
Fact cardConfidence · Source
System
TypeNuclear-powered ballistic missile submarine
Alternative designationsProject 955, Dolgorukiy class
Date of introduction2013
ProliferationOrigin country only
BuildersSevmash, designed by RubinMed[1]
Crew107Med[1]
Hulls delivered10Hulls listed in the source cardLow[1]
Dimensions and weight
Length170 m558 ftMed[1]
Beam13.5 m44 ftMed[1]
Displacement (submerged)24,000 tMed[1]
Propulsion and performance
Endurance90 daysMed[1]
Normal diving depth380 mMed[1]
Maximum diving depth480 mMed[1]
Protection
NBC WashdownYesMed[1]
Armament
Diminsions: length170.0 mMed[1]
Diminsions: beam13.5 mMed[1]
Diminsions: draft9.0 mMed[1]
Diminsions: displacement, surface14,720 tonsMed[1]
Diminsions: displacement, submerged24,000 tonsMed[1]
Armament12 x RSM-56 Bulava (NATO: SS-NX-30); 12 x Type 53 Torpedo; 1 x Igla-M shoulder-launched systemMed[1]
Fire control
Navigation Radar1 x Medveditsa-M system radarMed[1]
Towed Array Sonar1 x MGK-540 Skat-3M with towed array sonarMed[1]
Communications1 x Molnaya-M systemMed[1]
Combat Control1 x Omnibus systemMed[1]
Variants
Project 955 (Borei Class)Despite being a replacement for many types of SSBNs, Borei-class submarines are much smaller than those of the Typhoon class in both volume and crew (24,000 tons opposed to 48,000 tons and 107 personnel as opposed to 160 for the Typhoons).[1]
Project 955A (Borei-A Class)Units of Project 955A include improved communication and detection systems, improved acoustic signature, and have major structural changes such as the addition of all moving rudders and vertical endplates to the hydroplanes for higher maneuverability, and a…[1]
Project 955B (Borei-B Class)Project 955B was expected to feature a new water jet propulsion system, an upgraded hull, and new noise reduction technology. The concept design was to be initiated by the Rubin Design Bureau in 2018 and four project 955B boats were been proposed with the…[1]
Yury DolgorukiyProject: 955 Commissioned: 2013 Status: Active Fleet: Northern Fleet[1]
Alexander NevskyProject: 955 Commissioned: 2013 Status: Active Fleet: Pacific Fleet[1]
Vladimir MonomakhProject: 955 Commissioned: 2014 Status: Active Fleet: Pacific Fleet[1]
Knyaz VladimirProject: 955А Commissioned: 2020 Status: Active Fleet: Northern Fleet[1]
Knyaz OlegProject: 955А Commissioned: 2020 Status: Active Fleet: Pacific Fleet[1]
Weapons and payload options · 3Confidence · Source
12 x RSM-56 Bulava (NATO: SS-NX-30)Submarine-Launched Ballistic Missile (SLBM)
Med[1]
Range
8,000–8,300 km4,971–5,157 mi · 4,320–4,482 nmi
Quantity
12 x RSM-56 Bulava (NATO: SS-NX-30) missiles.
Type
Submarine-Launched Ballistic Missile (SLBM)
Guidance
Inertial guidance, possibly with Astro-inertial guidance and/or GLONASS update
Warhead
6-10 × 100-150 kt MIRVs
Length
11.5 m (38 ft) (without warhead) 12.1 m
12 x Type 53 TorpedoASUW Torpedo
Med[1]
Range
18 km11 mi · 10 nmi
Quantity
12 x Type 53 Torpedos
Type
ASUW Torpedo
Guidance
Wake homing
Speed
83 km/h
Length
7.2 m
1 x Igla-M shoulder-launched systemman-portable infrared homing surface-to-air missile (SAM)
Med[1]
Range
5 km3 mi · 3 nmi
Quantity
1 x Igla-M shoulder-launched system with 8 x 9K38 Igla Missiles
Type
man-portable infrared homing surface-to-air missile (SAM)
Guidance
dual waveband infra-red (S-version
Warhead
1.17 kg (2.6 lb) with 390 g (14 oz) explosive
Speed
570 m/s
Length
1.574 m
Summary

The Borei Class (Project 955 Borei Class) Russian Nuclear-Powered Ballistic Missile Submarine are series of nuclear-powered ballistic missile submarines being constructed by Sevmash for the Russian Navy. The class is projected to replace the Soviet-era Delta III, Delta IV, and Typhoon classes in Russian Navy service.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
Russia
Sources
  1. Borei Class (Project 955 Borei Class) Russian Nuclear-Powered Ballistic Missile Submarine, U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)
    Published/updated 2026-03-20 · Tier 1 · checked 2026-10-10
Change log
  • 2026-10-05 Entry created from the Worldwide Equipment Guide (ODIN)
  • 2026-10-06 Added photo (CC BY 4.0)