R-29 () is a family of

Soviet The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...

submarine-launched ballistic missile A submarine-launched ballistic missile (SLBM) is a ballistic missile capable of being launched from Ballistic missile submarine, submarines. Modern variants usually deliver multiple independently targetable reentry vehicles (MIRVs), each of which ...

s, designed by

Makeyev Rocket Design Bureau The JSC Makeyev Design Bureau (; also known as Makeyev OKB) is a Russian missile design company located in Miass, Russia. Established in December 1947 as SKB-385 in Zlatoust (see Zlatoust Machine-Building Plant), the company was the main designe ...

. All variants use astro-inertial guidance systems.

Variants

R-29

*Deployment date: 1974 *Manufacturer designation: 4K75 * DoD designation: SS-N-8 Mod 1 * ASCC designation: "Sawfly" *

SALT In common usage, salt is a mineral composed primarily of sodium chloride (NaCl). When used in food, especially in granulated form, it is more formally called table salt. In the form of a natural crystalline mineral, salt is also known as r ...

designation: RSM-40 *Submarine: Delta I and

Delta II Delta II was an expendable launch system, originally designed and built by McDonnell Douglas, and sometimes known as the Thorad Delta 1. Delta II was part of the Delta rocket family, derived directly from the Delta 3000, and entered service in ...

*Total Mass: 32,800 kg *Core Diameter: 1.80 m *Total Length: 13.20 m *Span: 1.80 m *Payload: 1100 kg *Maximum range: 7,700 km (4,784 miles) *Number of Standard Warheads: 1 (800 kt) *Number of stages: 2

R-29R

*Deployment date: 1978 *Manufacturer designation: 4K75R *DoD designation: SS-N-18 Mod 1 *ASCC designation: "Stingray" *SALT designation: RSM-50 *Submarine:

Delta III Delta III was an expendable launch vehicle made by McDonnell Douglas (later acquired by Boeing). Development was canceled before the vehicle became operational. The vehicle is the third generation of the Delta rocket family, developed from the ...

*Total Mass: 35,300 kg *Core Diameter: 1.80 m *Total Length: 14.40 m *Span: 1.80 m *Payload: 1650 kg *Maximum range: 6,500 km (4,038 miles) *Number of Standard Warheads: 3 (500 kt) *Number of stages: 2

R-29RK

*Manufacturer designation: 4K75RK *DoD designation: SS-N-18 Mod 2 *ASCC designation: "Stingray" *SALT designation: RSM-50 *Submarine:

*Total Mass: 34,388 kg *Core Diameter: 1.80 m *Total Length: 14.40 m *Span: 1.80 m *Maximum range: 6,500 km (4,038 miles) *Number of Standard Warheads: 7 (100 kt) *Number of stages: 2

R-29RL

*Manufacturer designation: 4K75RL *DoD designation: SS-N-18 Mod 3 *ASCC designation: "Stingray" *SALT designation: RSM-50 *Submarine:

*Total Mass: 35,300 kg *Core Diameter: 1.80 m *Total Length: 14.09 m *Span: 1.80 m *Maximum range: 9,000 km (5,592 miles) *Number of Standard Warheads: 1 (450 kt) *Number of stages: 2

R-29RM

R-29RMU

R-29RMU2

Operators

; * The

Russian Navy The Russian Navy is the Navy, naval arm of the Russian Armed Forces. It has existed in various forms since 1696. Its present iteration was formed in January 1992 when it succeeded the Navy of the Commonwealth of Independent States (which had i ...

is the only operator of the R-29 missile family. Modernized and active variants are the R-29RMU Sineva and R-29RMU2 Layner. As of 2023, 64 R-29RMU/RMU2 on

ballistic missile submarine A ballistic missile submarine is a submarine capable of deploying submarine-launched ballistic missiles (SLBMs) with nuclear warheads. These submarines became a major weapon system in the Cold War because of their nuclear deterrence capabi ...

s: * Delta IV class has 16 (R-29RMU/RMU2) per ship. ** K-51 ** K-114 ** K-18 ** K-407

Former operators

; ;*

Soviet Navy The Soviet Navy was the naval warfare Military, uniform service branch of the Soviet Armed Forces. Often referred to as the Red Fleet, the Soviet Navy made up a large part of the Soviet Union's strategic planning in the event of a conflict with t ...

References

External links

CSIS Missile Threat - SS-N-18
{{Russian and Soviet military designation sequences Cold War submarine-launched ballistic missiles of the Soviet Union Makeyev Rocket Design Bureau MIRV capable missiles Military equipment introduced in the 1970s