Ka-27 Helix

The Ka-27 Helix is a Kamov naval helicopter developed as a successor to earlier Soviet shipborne helicopter types. Russian Helicopters presents the Ka-27 family as a maritime helicopter for anti-submarine and search-and-rescue roles, while open-source military references emphasize its compact coaxial design and shipboard mission set. It remains relevant because many navies still depend on embarked helicopters for submarine search, rescue, and surveillance.

The Ka-27 uses Kamov's coaxial rotor arrangement, reducing the need for a long tail and making shipboard handling easier. The anti-submarine variants combine radar, sonar-related equipment, sonobuoys, and weapons options depending on configuration. The aircraft is therefore less about speed or troop carriage and more about extending a ship's sensor and weapon reach over the surrounding sea.

A surface combatant without a helicopter has limited ability to search beyond its own sensors. Ka-27-type aircraft help fill that gap by moving dipping sonar, sensors, and weapons away from the ship. Its limitations depend on modernization level, sensor quality, maintenance, and integration with ship combat systems, but the basic mission remains important in any submarine-threat environment.