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AIR DEFENDER / REFERENCE

Airbus A340

Four-engine wide-body airliner · Airbus A340-300

Aircraft overview

The Airbus A340 is a four-engine wide-body airliner for long-range passenger transport. Its twin-aisle cabin, four underwing turbofans and related Airbus cockpit distinguish the original -200 and -300 generation.

Developed alongside the twin-engine A330, the A340 shares the basic fuselage, wing and tail concept and extensive cockpit commonality. Its extra engines and different loading limits make it a distinct aircraft, rather than an A330 with interchangeable performance figures.

Virgin Atlantic A340 G-VBUS in flight, seen from below with four engines visible.
Airbus A340-311 G-VBUS of Virgin Atlantic, photographed in 2003.
Photograph: Aero Icarus · 5 April 2003 · Photo source: 220fr - Virgin Atlantic Airbus A340-311, G-VBUS@LHR,05.04.2003 - Flickr - Aero Icarus · CC BY-SA 2.0

At a glance

Airbus A340-300 · original-generation geometry and named WV000 planning weight example

Engines
Four CFM56-5C turbofansEngine version follows the full aircraft model suffix.
Flight crew
Two pilotsPilot and co-pilot.
Length /wingspan
63.66 m /60.30 mType-certificate reference dimensions for the -300.
Outside fuselage diameter
5.64 mExterior dimension shared by the original families.
Maximum take-off /landing weight
253,500 kg /186,000 kgWV000 planning configuration; other weight variants differ.
Passenger cabin example
335 · two classes30 first-class and 305 economy seats.

In Air Defender

Role guidance · v0.8.16.0

Air Defender v0.8.16.0 lists the Airbus A340 as a Commercial Airliner. Its general record is separate from these real-aircraft model and weight configurations.

Compare this aircraft with the A330, then use Aircraft Data with flight-plan information for the contact you are investigating.

Game catalogue values · v0.8.16.0

In-game specifications

These figures come from the game’s general aircraft reference. A matching civilian register entry can supply different fields in Aircraft Data. How to read the two layouts →

Role
Commercial Airliner
Category
Wide-body Airliner
Service ceiling
41,450 ftA reference upper height. Read Flight Info for the contact’s present height.
Maximum speed
513 knotsA reference maximum, not the speed the aircraft is flying now.
Cruise speed
470 knotsA typical speed for the main part of a flight, not a guaranteed commanded speed.
Stall speed
140 knotsA reference for specified conditions. Stalling means the wing loses lift, not that an engine stops.
Typical range
8,000 NMA reference flying distance, not fuel remaining or radar detection range.
Typical crew
2
Powerplant
Four turbofan engines (CFM56) Compare engine types →
Manufacturer
Airbus (Europe)
Understand speed, ceiling, range and the units →

Use the right procedure

In depth

A joint wide-body programme

The A330/A340 programme brought related twin- and four-engine designs to the wide-body market. The shared basic airframe concept was matched by extensive cockpit-system commonality, including links with the smaller A320 family.

Cross-crew qualification allowed pilots already trained on one Airbus type to qualify on another with a shorter conversion course. Commonality supports training and fleet operation; it does not make the aircraft’s engines or loading limits identical.

Engine versions and model suffixes

The A340-311 uses CFM56-5C2-series engines, the -312 uses -5C3 versions and the -313 uses -5C4 versions. Four engines are fitted. Approved modifications can change the installation, so the full suffix remains part of the engine description.

The engine rating belongs to its approved installation and operating condition. Engine options and modifications vary within the original family.

Cabin and lower holds

One two-class A340-300 cabin layout has 335 passenger seats: 30 first-class and 305 economy. Its economy layout places two seats, four seats and two seats across the cabin, divided by two aisles.

Containerised cargo and baggage occupy forward and aft lower holds, with a separate bulk area. Cabin layouts can change the passenger count without changing the basic aircraft family.

Weight variants and loading

The A340-300 WV000 example has a 253,500 kg take-off limit, 186,000 kg landing limit and 174,000 kg zero-fuel limit. Other weight variants carry different approved limits.

A weight-variant code identifies a set of loading limits within the type. An aircraft with more passenger seats or an optional fuel arrangement still has to remain within its applicable limits.

Shorter and later family members

The A340-200 is shorter than the -300. Both belong to the original CFM56-powered generation. The later -500 and -600 are separate developments with their own engines, dimensions and loading limits.

The -500 and -600 were approved after 1998.

Variants

A340-200

Shorter original-generation, four-engine family member.

A340-300

Original-generation long-body model with CFM56-5C engines.

A340-500 /-600

Later derivatives with approvals beginning in 2002.

After 1998

2002 · A340-500 and -600

The A340-642 received its original type approval on 21 May 2002; the A340-541 followed on 3 December 2002.

References and further reading

Original models, engine installations, geometry, crew and approval dates

Cabin and lower holds · WV000 loading example

Joint programme and cockpit commonality

Words used on this page

Choose an underlined term for a quick explanation, or browse the meanings here.

Wide-body

A passenger-aircraft cabin wide enough for two main aisles between rows of seats. It describes cabin layout, not the number of people aboard a selected flight.

How to read aircraft specifications
Turbofan

A gas-turbine engine that also drives a fan. Some fan air bypasses the engine core; that airflow and the core exhaust contribute thrust.

Related guide: aircraft engines
Flight plan

Information about an intended flight, such as its route and destination. Compare that plan with what the aircraft is actually doing.

Related guide: flight plans
Contact

Something detected or being followed on the display. You may still need to establish what it is.

Related guide: plot or track
Service ceiling

The stated height an aircraft can climb to while still meeting specified performance requirements. The game’s reference figure is not its current height or a guarantee for every situation.

How to read aircraft specifications
Feet / ft

A unit of length used here for aircraft height. Read the display’s scale: a trackblock height of 350 means 35,000 feet, not 350 feet.

Related guide: trackblock
Knots

A unit of speed used in aviation: nautical miles per hour.

Related guide: trackblock
Cruise speed

A speed used for the main travelling part of a flight. A reference cruise speed is different from a track’s current speed.

Related guide: interceptor speed
Stall speed

A reference speed for the onset of a stall under specified conditions. A stall occurs when a wing or rotor blade exceeds its critical angle to the airflow and loses lift. It does not mean the engine has stopped.

How to read aircraft specifications
Range

Distance. For a contact it means distance from a stated point; an aircraft’s range means how far it can fly under stated conditions.

Related guide: range bearing
Nautical mile / NM

A distance unit used in aviation and navigation. It is different from the ordinary mile used on UK road signs.

Related guide: range bearing
Powerplant

The engine or engines that power the aircraft.

How to read aircraft specifications
IN PLAIN ENGLISH

Read the guide →