SS-N-27

SS-N-27
Name	SS-N-27
Caption	Sea-launched cruise missile variant
Origin	Russia
Type	Cruise missile
Service	1998–present
Used by	Russia, India
Designer	Novator Design Bureau, NPO Mashinostroyeniya
Manufacturer	Tactical Missiles Corporation, NPO Mashinostroyeniya
Weight	2000–3500 kg (varies by variant)
Length	6–8 m
Speed	Subsonic to supersonic (varies)
Range	300–2500+ km (varies)
Launch platform	Submarine, surface ship, coastal battery

SS-N-27

Introduction

The SS-N-27 is the NATO reporting name for a family of Russian sea-launched and coastal cruise missiles developed in the post‑Cold War period by design bureaus associated with NPO Mashinostroyeniya, Novator, and production firms tied to the Tactical Missiles Corporation. It entered service with the Russian Navy and was exported to partners such as Indian Navy as part of broader naval modernization programs alongside platforms like Kilo-class submarine, Talwar-class frigate, and coastal systems linked to Bal coastal defense, Bastion-P procurement. The system reflects shifts in procurement after the dissolution of the Soviet Union and in response to developments in sensor, propulsion, and guidance technology originating from projects associated with the late Soviet-era cruise programs.

Development and Design

Development began in the 1990s drawing on engineering heritage from projects overseen by designers connected to Yuri Solomonov-era efforts, paralleling work seen in organizations such as Moscow Institute of Thermal Technology and Chelomey Design Bureau research lines. The design integrated advances in solid-propellant and turbofan propulsion concepts evaluated in collaboration with institutes like Central Scientific Research Institute of Machine Building and manufacturing practices influenced by suppliers to the United Shipbuilding Corporation and Sevmash. Guidance and targeting fused inertial navigation and active radar or imaging seekers developed with labs linked to Kvant, NIIP sensor programs, and tested on ranges used by Northern Fleet units and exercises coordinated with the Baltic Fleet and Pacific Fleet. Modular design philosophy allowed adaptations for submerged launch from diesel-electric submarines and from surface combatant vertical launch systems standardized during refit programs influenced by discussions at the Ministry of Defence (Russia).

Variants and Designations

The family comprises multiple variants with service and export designations tied to projects by entities like Rosoboronexport and codified in NATO reporting nomenclature promulgated during briefings to representatives from NATO staffs and analysts at institutions including Royal United Services Institute and Center for Strategic and International Studies. Domestic Russian designations reflect internal indices from bureaus such as NPO Mashinostroyeniya and Novator, while export versions were tailored to customers such as the Indian Navy and negotiated during state visits between Moscow and New Delhi. Variants differ in warhead configuration, range, seeker package, and launch canister integration, paralleling trends seen in families like those developed from P-700 Granit modernization and similar to export approaches used for the Kalibr line.

Operational History

Operational deployments began in the late 1990s and expanded during refit cycles for vessel classes operated by the Russian Navy and by partner navies including the Indian Navy. Launch trials occurred in test ranges associated with the White Sea and the Barents Sea and during multinational exercises such as those involving units assigned to the Northern Fleet and Pacific Fleet, and were observed by analysts from think tanks like International Institute for Strategic Studies and SIPRI. The system saw integration aboard modernized Kilo-class submarines and surface combatants during patrols linked to regional deployments near the Mediterranean Sea and Indian Ocean, prompting doctrinal adjustments mirrored in discussions at the General Staff and within fleets influenced by past lessons from the Russo-Georgian War and Crimean Crisis.

Technical Specifications

Technical tradeoffs reflect input from institutes such as Central Research Institute of Radio Engineering and manufacturing overseen by Tactical Missiles Corporation. Propulsion ranges from turbojet units similar to those used in contemporaneous cruise missile programs to solid-boost launch systems compatible with submarine launch constraints, yielding ranges reported between several hundred kilometers to over a thousand kilometers depending on variant and payload—figures debated in assessments by Jane's Information Group and analysts at RAND Corporation. Guidance suites combine inertial measurement units, GLONASS updates tied to the GLONASS constellation, and active seeker heads analogous to developments at NIIP, with warhead options including high-explosive and submunitions compatible with Russian naval strike doctrine articulated in publications from the Ministry of Defence (Russia).

Export and Proliferation

Export negotiations were conducted by Rosoboronexport and resulted in sales to countries such as India where integration efforts involved firms like Mazagon Dock Limited and cooperation within programs similar to those used for the Kolkata-class destroyer. Transfer controls and proliferation concerns were raised in forums including meetings at United Nations bodies and reviews by SIPRI and IISS. Recipient states adapted launch systems to indigenous platforms, leveraging shipyards and defense industrial bases like Hindustan Shipyard Limited and engaging in joint trials observed by delegations from ministries including Ministry of Defence (India).

Strategic Impact and Countermeasures

The missile family influenced regional naval balances by enhancing anti-surface and land-attack options for operators, affecting planning at commands such as the U.S. Pacific Command and European contingents within NATO maritime strategy reviews. Countermeasures considered by affected states included investment in layered air and missile defense systems fielded by contractors like Raytheon, integration of sensors from firms analogous to Thales and Lockheed Martin, and doctrine changes reflected in wargames hosted by establishments such as Royal Navy and United States Navy. Electronic warfare, ballistic missile defense adaptations, and escorts equipped with air-defense missiles were highlighted in analyses by CSIS and RAND Corporation as key mitigations to the threat posed by advanced cruise missile families.

Category:Cruise missiles of Russia