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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.
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
Airframe Assemblies (6)
Cabin Interiors (4)
Cargo Systems (1)
Environmental Systems (3)
Fluid Power (1)
Landing Assemblies (4)
Oxygen Systems & Equipment (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 (1)
Engine Components (4)
Engines (1)
Fuel Systems (1)
Rotors & Propellers (1)
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.
