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AIRCRAFT PROGRAM

ATR 42/72

Lift typeFixed wing
Construction typeFactory-built
Control typePiloted
Engine typeTurboprop
ApplicationCargo, Passenger medium
Final assembly Toulouse (Blagnac)
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A family of twin turboprop regional airliners available as both passenger (42-78 passengers) and freighter. The 72 (72 seater) is a stretched version of the 42 (42 seats) and have in common the same fuselage cross sections, systems, engines, 6-blade propellers and cockpit.

The fuselage is made from light metal alloy, high, tapered wings from aluminium alloy and spars of 6 blade propeller from metal. Approximately 19% of the weight of the aircraft is composite materials including Kevlar/Nomex, CFRP/Nomex, GFRP/Nomex and GFRP/polyeurathane sandwiches which are used for the fin, t-type tail, wing/body fairings and skin panels, rudders and elevators, engine cowlings, nose wheel doors and main landing gear firings. The ATR 72 models are slightly lighter than the ATR 42 with an all composites tail assembly, CFRP spars on engine nacelles and light alloy ribs. Main landing gear is pannier mounted.

Standard configurations have no Auxiliary Power Unit (APU) instead using a propeller brake. Forward door used for cargo and baggage, rear door for passengers.

Crew of two plus single folding seat in a full glass cockpit face avionics suite (Thales) comprising 5 LCD displays 2 EFIS displays, 2 multifunction displays and 1 engine and warning display.

Type variants

Variant Launch/First flight Production end  
ATR 42-300 1981 / 1984 1996 Baseline variant.
ATR 72-200 1986 / 1988 1997 Baseline variant, stretched version of 42 series.
ATR 42-500 1993 / 1994 Upgraded from 42-300, with more powerful engines.
ATR 72-500 1996 / 1996 Variant with upgraded engines, formerly ATR 72-210A.
ATR 42-600 2007 / 2010 Based on 42-500 but with improved cabin.
ATR 72-600 2007 / 2009 Upgraded variant, upgrades similar to 42-600.
ATR 72-600F 2017 / 2020 Factory built freighter variant.
ATR 42-600S 2019 / 2022 42 passenger, STOL variant.
ATR EVO 2022 / Hybrid electric variant.

Recent news

View full news archive for the ATR 42/72.

Operations data

For detailed information about current charter operators, maintenance and training providers, and completions services for this aircraft, please consult our sister publication Business Air News: ATR42/72

Supply chain

  (93 links)
Materials Composites (1) Non-metal Materials (1)
Components Actuation (2) Electrical Components (1) Lighting (1) Mechanical Components (3) Sensors, Transducers & Detectors (3) Structural Components (2) Valves (1) Windows & Glass (1)
Airframe Systems Airframe Assemblies (6) Cabin Interiors (4) Cargo Systems (1) Environmental Systems (3) Fluid Power (1) Landing Assemblies (4) Oxygen Systems & Equipment (1) Safety & Security Systems (1) Weapons Systems (1)
Avionics Avionic Components (1) Communications (Airborne) (3) Flight and Data Management (6) Imaging and Visual Systems (1) Indicators and Instruments (5) Navigation Aids (Airborne) (2) Warning Systems (3)
Power Systems Batteries & Accessories (1) Electrical Power Systems (2) Engine Components (4) Engines (1) Fuel Systems (1) Rotors & Propellers (1)
Production Production Equipment (1) Tooling (1)
Expand/Collapse All

Materials / Composites

Daher Group Analysis Subcontracted Composite Parts: Composite wing tip panels & longitudinal members

Materials / Non-metal Materials

NewMet Ltd. (was New Metals & Chemicals Ltd.) Analysis Flame Resistant Tape: ABS 5006 silicone foam tape

Components / Actuation

Collins Aerospace, Propeller Systems (Ratier Figeac) Analysis Hydraulic Actuators: Flap actuators
Safran Electronics & Defense (Components) Analysis Digital Actuators: Flight control actuators

Components / Electrical Components

Components / Lighting

ECE Analysis Aircraft Exterior Lighting Systems: External lighting

Components / Mechanical Components

ECE Analysis Windshield Wipers: Windshield wiper system
Parker Meggitt SA Analysis | News Propeller Balancing Equipment: On-board propeller-balancing & monitoring system
Safran Ventilation Systems (was Technofan) Analysis Fans:

Components / Sensors, Transducers & Detectors

Crane Aerospace & Electronics, Power Solutions Analysis Proximity Sensors:
Parker Meggitt SA Analysis | News Vibration Detectors: Propeller vibration monitoring system (VMS)
Safran Electronics & Defense (Components) Analysis Sensors/Transducers:

Components / Structural Components

Strata Manufacturing PJSC Analysis | News Aircraft Structural Components: Rudder; Aircraft Structural Components: Vertical fin
TITAL GmbH Analysis Metal & Alloy Castings: Aluminium & titanium investment castings

Components / Windows & Glass

PPG Transparencies Analysis Windows: Cockpit & cabin windows

Airframe Systems / Airframe Assemblies

Airbus Atlantic Merginac (Bordeaux) (was Stelia Aerospace) Analysis Wings:
Costruzioni Aeronautiche Tecnam S.p.A. Analysis Empennages: Horizontal tailplane complete with de-icing boot
Leonardo Aeronautics (Alenia) Analysis | News Fuselage Sections: Entire fuselage; Empennages:
Liebherr-Aerospace Toulouse SAS Analysis | News Bleed Air Systems:
PZL Swidnik S.A. Analysis Fuselage Sections: Centre wing box skeleton; Fuselage Sections: Centre wing box
STELIA Aerospace North America Analysis Wing Flaps: Flaps (ATR 72); flap skins (ATR 42)

Airframe Systems / Cabin Interiors

Collins Aerospace, Interiors, Lighting Systems Analysis Passenger Service Units (PSUs): PSUs, loudspeaker panels, infill panels
Expliseat SAS Analysis | News Passenger Seating: Titanium lightweight seat
Geven SpA Analysis Passenger Seating: Neo Classic and Neo Prestige for the 600 series
Vision Systems Aeronautics Analysis Inflight Entertainment: VisiMedia inflight entertainment system

Airframe Systems / Environmental Systems

Honeywell Aerospace Analysis Air Conditioning Equipment: (42-500)
Liebherr-Aerospace Toulouse SAS Analysis | News Air Conditioning Equipment: Air management system; Cabin Pressure Control Systems:
Safran Ventilation Systems (was Technofan) Analysis Air Conditioning Equipment: Valves & fans

Airframe Systems / Fluid Power

Sofrance Analysis Hydraulic Filters: ATR 42

Airframe Systems / Landing Assemblies

Crane Aerospace/Hydro-Aire Inc. Analysis Brake-by-Wire Systems: Brake-by-wire anti-skid & brake control systems
Dunlop Aircraft Tyres Ltd. Analysis Tyres: Bias nose wheel & radius main wheel tyres; H34x10.0R16 tyres (72-600)
Parker Meggitt Aircraft Braking Systems Analysis Aircraft Wheels: Wheels; Carbon Brakes:
Safran Landing Systems Analysis Aircraft Landing Gear: Landing gear extension & retraction system; nosewheel steering system; Brake System Components: Wheel & brake monitoring system; Aircraft Landing Gear: ; Aircraft Wheels: ; Carbon Brakes:

Airframe Systems / Oxygen Systems & Equipment

Safran Aerosystems - Oxygen Systems Analysis Oxygen Systems: Eros/Puritan oxygen system

Airframe Systems / Safety & Security Systems

EXAIL Aerospace Analysis Emergency Locator Transmitters: ADT406 emergency locator transmitter

Airframe Systems / Weapons Systems

Leonardo Electronics Analysis Surveillance/Air Defense Radar: Gabbiano radar (ATR 42MP)

Avionics / Avionic Components

Sirio Panel S.p.A. Analysis Control Panels: Cockpit integrated LED lighting system, including control panels, lights & power supplies

Avionics / Communications (Airborne)

ACSS, an L3Harris and Thales Company Analysis | News Radar Transponders: NXT-600 Mode S transponder (ATR 42/72-600)
Collins Aerospace, Avionics Division Analysis Radio Communications Equipment: VHF transceiver & Mode S transponder (72-600)
Thales AVS France Analysis | News Radar Transponders: ATC Mode S transponder

Avionics / Flight and Data Management

CMC Electronics Inc. Analysis | News Onboard Computers: Class 2 PilotView electronic flight bag
Honeywell Aerospace Analysis Automatic Flight Control Systems: DFZ 600 AFCS (42-500); Flight Management Systems: FMZ-800 (42-500)
L3 Aviation Recorders Analysis Flight Recorders: Digital flight deck recorder
Safran Electronics & Defense (Components) Analysis Cockpit Control Systems: ; Health & Usage Monitoring: Aircraft condition monitoring system
Thales AVS France Analysis | News Avionics Management Systems: 600 series flightdeck; Avionics Management Systems: Integrated modular avionics; Avionics Management Systems: Integrated modular avionics
Thales AVS France Analysis Cockpit Control Systems: Control and display systems; Flight Management Systems:

Avionics / Imaging and Visual Systems

Honeywell Aerospace Analysis Weather Mapping Radar: P-660 weather radar (42-500); weather radar (72-600)

Avionics / Indicators and Instruments

Elbit Systems Ltd Analysis | News Helmet-Mounted Displays (HMD): SKYLENS wearable display
Honeywell Aerospace Analysis Air Data Computers: AZ-800 ADC (42-500); air data computer (72-600); Attitude and Heading Reference Systems: AH-600 AHRS (42-500)
ScioTeq Analysis | News LCD Displays: CDMS-3000 displays (part of Thales TopDeck avionics suite), ATR-42-600 & ATR-72-600
Thales AVS France Analysis | News Air Data Computers: ; Electronic Flight Instrument Systems: Integrated electronic standby instrument; Thales avionics suite (42-600); Radar/Radio Altimeters: Radio altimeter
Triumph Integrated Systems - Electronics & Control - West Hartford Analysis | News Torque Indicators: Auto Feather Unit (AFU) for torque signal conditioning and automatic propeller feathering

Avionics / Navigation Aids (Airborne)

Collins Aerospace, Avionics Division Analysis Distance Measuring Equipment: (72-600); VOR (Omnirange) Receivers: VOR/ILS/MKR (72-600); Automatic Direction Finders: (72-600)
Thales AVS France Analysis | News Inertial Components & Systems: Inertial reference system (optional); GPS:

Avionics / Warning Systems

ACSS, an L3Harris and Thales Company Analysis | News Terrain Awareness and Warning Systems: ATR 42/72-600; Collision Avoidance Systems/TCAS: ATR 42/72-600
Collins Aerospace, Avionics Division Analysis Terrain Awareness and Warning Systems: Ground proximity warning system (GPWS)
Thales AVS France Analysis | News Collision Avoidance Systems/TCAS: The Standard 3 avionics suite

Power Systems / Batteries & Accessories

Saft America Inc. Analysis Nickel-Cadmium Batteries: 1656-6, 2778-4, 4078-2 series ni-cd batteries

Power Systems / Electrical Power Systems

ECE Analysis Power Distribution Equipment: Power electrical distribution box; power contactors
Universal Hydrogen Analysis | News Fuel Cells: Hydrogen fuel cell design

Power Systems / Engine Components

Avio Aero (GE Aerospace) Analysis Combustion Chambers: Combustion chamber & afterburner, for PW100 engine
Daher Analysis Engine Parts: Removable engine cowls
Groupe Lauak Analysis Engine Heat Exchangers:
Hutchinson Aerospace Analysis Engine Mounts: Engine isolation mounts

Power Systems / Engines

Pratt & Whitney Canada Analysis | News Turboprop Engines: (PW100 Series - ATR 42-500 - PW127M; ATR 72-500 - PW127; ATR 72-600F - PW127M - )

Power Systems / Fuel Systems

Triumph Integrated Systems - Electronics & Control - West Hartford Analysis | News Fuel Pumps: Engine fuel pumps & metering units

Power Systems / Rotors & Propellers

Collins Aerospace, Propeller Systems (Ratier Figeac) Analysis Composite Propellers: 568F six-blade electronic control composite propellers

Production / Production Equipment

EXAIL Aerospace Analysis Plant Automation Equipment: Final assembly line; Plant Automation Equipment: Digital equipment simulators in Toulouse, France FAL. Full final assembly line in Toulouse, France.

Production / Tooling

PZL Swidnik S.A. Analysis Jigs & Fixtures: Assembly jigs
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.