UR-CBM

UR-CBM is a Kamov Ka-27. SkyMeter has tracked 24 flights totalling 22 hours of airtime via ADS-B across 3 callsigns. Service window in our records spans 393 days. The Kamov Ka-27 has a maximum takeoff weight of 27,557 lb, medium wake category.

About the Kamov Ka-27

The Kamov Ka-27 is a Soviet-designed naval helicopter distinguished by its signature coaxial contra-rotating rotor system, eliminating the need for a tail rotor and enabling exceptional maneuverability in confined shipboard operations. Developed in the late 1970s as a successor to the Ka-25, the Ka-27 was purpose-built for anti-submarine warfare and search-and-rescue missions aboard Soviet Navy vessels, with variants serving on aircraft carriers, destroyers, and frigates across the Russian and Ukrainian fleets. Its twin-engine turboshaft powerplant and compact footprint made it ideal for operations in harsh maritime environments, including the Arctic.

The coaxial rotor design gives the Ka-27 a unique operational advantage: superior hover stability in crosswinds and the ability to land on pitching decks in heavy seas, capabilities that proved critical during Cold War ASW patrols. Maximum takeoff weight reaches 12,600 kilograms, and the type can operate effectively at altitudes up to 16,000 feet, though its primary mission profile keeps it low over the water. While military variants dominated production, civilian versions like the Ka-32 adapted the airframe for firefighting, logging, and heavy-lift utility work, particularly in regions where the rugged design and twin-engine reliability outweighed Western alternatives.

The Ukrainian registrations in civil operation today reflect post-Soviet fleet diversification, with some airframes transitioning to commercial roles after military service. SkyMeter has tracked flights across airframes and operators, with distinct routes observed.