Data Quality88%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the slbm category.
01 / Overview
R-11FM
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
ⓘ Performance/Price and MASS score are computed across all units in the slbm category, regardless of era.
02 / Specs & Design
◎General7MOD.7
- Missile Classshort-range ballistic missile
- Service Entry Year1961
- DesignerSergei Korolev / Vasily Mishin
- Length10.2 m
- Diameter0.88 m
- Launch Weight5,800 kg
- In ServiceYes
◈Propulsion6MOD.6
- Propulsion Typeliquid-propellant rocket
- Number of Stages2
- Fuel Typekerosene and liquid oxygen
- Solid-FuelNo
- Cold-LaunchYes
- CanisterizedNo
▣Performance6MOD.6
- Minimum Range300 km
- Maximum Range600 km
- Apogee200 km
- Re-Entry Speed (Mach)6 Mach
- Throw Weight5,800 kg
- Depressed-Trajectory CapableNo
◇Accuracy & Re-Entry5MOD.5
- Circular Error Probable (CEP)3,000 m
- Guidance TypeInertial / GPS
- Terminal GuidanceNo
- Maneuverable Re-Entry Vehicle (MaRV)No
- Penetration Aids / DecoysNo
◆Warhead7MOD.7
- Warhead Typesingle nuclear warhead
- NuclearYes
- ThermonuclearNo
- Yield (per warhead)20
- MIRVNo
- Warhead / RV Count1
- Conventional-CapableNo
▤Basing5MOD.5
- Basing Modesubmarine tube launch
- Silo-BasedNo
- Road-Mobile (TEL)No
- Rail-MobileNo
- Submarine-LaunchedYes
⬢Production3MOD.3
- Total Production120
- Operators1
- First Test1960
▲Warhead Detail3MOD.3
- Detonation Mechanism / Fuzecontact fuzing
- Explosive Filler Weight150 kg
- Explosive Filler Typehigh‑explosive (HE) for nuclear primary
03 / History
SERVICE LIFESPANStill in Service
- 1959Production started
- 1970Production ended
67
years in service
11
years in production
120
units produced
1
countries operating
ⓘ 23 countries retired it.
04 / Operators
Operator Countries24country
SyriaACTIVE
AfghanistanRETIRED
AngolaRETIRED
ArmeniaRETIRED
AzerbaijanRETIRED
BangladeshRETIRED
BelarusRETIRED
BulgariaRETIRED
CubaRETIRED
EgyptRETIRED
EthiopiaRETIRED
GeorgiaRETIRED
IranRETIRED
IraqRETIRED
KazakhstanRETIRED
LibyaRETIRED
North KoreaRETIRED
PakistanRETIRED
PolandRETIRED
RomaniaRETIRED
RussiaRETIRED
SudanRETIRED
UkraineRETIRED
YemenRETIRED 05 / MASS Score
SLBM RANKING SLBM · Early Cold War
MASS RANKINGSMASS ↗
ⓘ Rankings are within theSLBMcategory.
📖 TERMS ON THIS PAGE4terms
A missile launch method where the missile is ejected from its launch tube by gas pressure before the rocket motor ignites, typically used in submarine-launched ballistic missiles.
Guidance system combining inertial navigation (self-contained motion tracking) with GPS (satellite-based positioning) for precise trajectory correction in ballistic missiles.
Relating to or using nuclear energy, typically fission, for propulsion or power generation in military vessels.
Designation for intercontinental ballistic missiles (ICBMs) deployed and launched from submerged submarines.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources