Development of the Russian-made Ka-27 (NATO Designation: 'Helix') antisubmarine helicopter began in 1970; series production began in 1977.  The helicopter entered service in 1981.  Equipped with: radar and sonar for submarine detection; a heated torpedo bay for operation in cold termperatures; flotation bags for water landings.

First flight of the Ka-27 was in 1973.

Overview

Data on design, manufacture and status

Design authority: Kamov Design Bureau

Primary manufacturer: Kamov

Parent type: Kamov Ka-27

Aircraft status: Operational

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift configuration: Coaxial (x2)

Crew required: 1-3

Crew seating: Side-by-side

Landing gear: Wheels (non-retractable)

Overall Dimensions

Data on aircraft size

Overall Height: 5.40 m (17.7 ft)

Overall Length: 15.90 m (52.2 ft)

Overall Width: 15.90 m (52.2 ft)

Engine Details

Aircraft powerplant (lift and/or propulsion)

Total number of engines: 2

Engine designation: Motor Sich TV3-117VMA turbine

Engine manufacturer: Motor Sich

Take-off / rated power: 1640 kW (2198 hp)

Intermediate power: 1618 kW (2169 hp)

Weights and Performance

Data on aircraft weight and flight characteristics

Max Gross Weight (ground): 12000 kg (26455 lb)

Max Range: 800 km (432 nm)

Max Endurance: 3.5 hrs (3.5 hrs)

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