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Viking Twin Otter Series 400


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High wing single turboprop utility aircraft. Based on DHC Twin Otter series. Includes 400S Seaplane variant and special missions variant, the Guardian 400.

Lift typeFixed wingSearch for other aircraft programs with these properties on the Aircraft Programs directory page.
Construction typeFactory-built
Control typePiloted
Engine typeTurboprop
ApplicationAmphibious, Cargo, Passenger small, Surveillance, Utility

Recent news

View full news archive for the Viking Twin Otter Series 400.


Viking Air Ltd.News

Other aircraft programs:    Viking CL-515

Supply chain

  (23 links)
Materials Composites (1)
Components Actuation (1) Structural Components (1)
Airframe Systems Airframe Assemblies (2) Cabin Interiors (1) Landing Assemblies (3) Weapons Systems (2)
Avionics Communications (Airborne) (1) Flight and Data Management (1) Imaging and Visual Systems (3) Indicators and Instruments (3)
Power Systems Engines (1) Fuel Systems (1) Rotors & Propellers (1)
Expand/Collapse All

Materials / Composites

Delastek Composites Analysis Composite Manufacturing Services: Carbon fibre airstair door, emergency exit door, nose baggage compartment

Components / Actuation

Whippany Actuation Systems Analysis Electromechanical Actuators: Aileron trim actuator

Components / Structural Components

Fleet Canada Inc. Analysis Wing Spars: Bonded wingskins

Airframe Systems / Airframe Assemblies

Fleet Canada Inc. Analysis Fuselage Sections: Rear fuselage; Aircraft Control Surfaces: Horizontal & vertical stabilizers
Lee Aerospace, Inc Analysis | News Fuselage Sections:

Airframe Systems / Cabin Interiors

Aero Plastics & Structures Analysis Aircraft Interiors: Complete interior

Airframe Systems / Landing Assemblies

Field Aviation Company Inc. Analysis Aircraft Landing Gear: Main landing gear assembly
Héroux-Devtek Inc. Analysis | News Aircraft Landing Gear: Nose landing gear assembly
Wipaire Inc. Analysis Aircraft Floats: Wipline 13000 straight or amphibious floats (option)

Airframe Systems / Weapons Systems

HENSOLDT Sensors GmbH Analysis | News Weapons Countermeasures: Argos EO/IR imaging turret, multi-spectral HDTV camera, mega- pixel HD Thermal imager, laser range finder, multi-mode auto tracker, and Remote Image Bus (RIB) video feed for display on the cockpit MFD or crew workstation (Guardian 400)
Leonardo Defence Electronics (Selex) Analysis | News Radar Reconnaissance Equipment: Osprey Radar system

Avionics / Communications (Airborne)

Airborne Technologies GmbH Analysis | News Airborne Communication Systems: Airborne LINX surveillance

Avionics / Flight and Data Management

Honeywell Aerospace Analysis | News Avionics Management Systems: Primus Apex avionics; Super-Lite integrated digital avionics on the 400S

Avionics / Imaging and Visual Systems

Airborne Technologies GmbH Analysis | News Airborne Reconnaissance Infrared: Wing-mounted SCAR pods
Ideas at Sea Analysis | News Reconnaissance Radar: Optical radar payload (optional)
Sentient Vision Systems Analysis | News Reconnaissance Radar: Visual Detection and Ranging (ViDAR)

Avionics / Indicators and Instruments

L3 Aviation Products Analysis | News Electronic Flight Instrument Systems: GH-3900 electronic standby instrument system
Safe Flight Instrument Corporation Analysis | News Angle of Attack Indicators:
ScioTeq (was Esterline Belgium) Analysis | News LCD Displays: Large screen keyboard display units for Primus Apex integrated cockpit

Power Systems / Engines

Pratt & Whitney Canada Analysis | News Turboprop Engines: PT6A-34/35 engines, or PT6A-27 on the 400S

Power Systems / Fuel Systems

AMETEK Aerospace & Defense Analysis Fuel Control Systems: Fuel capacitance system

Power Systems / Rotors & Propellers

Hartzell Propeller Inc Analysis Metal Propellers: HC-B3TN-3DY three-blade, reversible pitch fully feathering metal propeller
Information on this page is compiled from a variety of published sources, and links do not necessarily imply recommendation or confirmation by the airframe manufacturer.