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- Types of wheeled units Antonov Airbus Boeing
Below are featured the wheeled undercarriage (also called landing gear) arrangements of some modern commercial jet airliners and large military aircraft. Types of wheeled unitsThis table shows the main types of individual, basic wheeled units (single-wheel unit or bogies composed of multiple wheels) used on most aircraft undercarriages. | Symbol | Wheeled unit | Example | | 2 wheels, 1 axle | | 4 wheels, 2 axles | | 6 wheels, 3 axles | | 14 wheels, 7 axles |
The tables below show how various types of wheeled units are arranged to form the undercarriages of some popular aircraft from manufacturers Antonov, Airbus, and Boeing. Antonov| Aircraft | Wheels and
Configuration | Nose section | Center section | Example | | An-225 | 32 wheels
[2x2]+[2x14] |
Airbus| Aircraft | Wheels and
Configuration | Nose section | Center section | Example | | A318, A319, A320, A321 (standard) | 6 wheels
[1x2]+[2x2] | | A300, A310, A330 | 10 wheels
[1x2]+[2x4] | | A340-200/300 | 12 wheels
[1x2]+[2x4+1x2] | | A340-500/600 | 14 wheels
[1x2]+[3x4] | | A350-900 | 10 wheels
[1x2]+[2x4] | | A350-1000 | 14 wheels
[1x2]+[2x6] | | A380 | 22 wheels
[1x2]+[2x4+2x6] |
Boeing| Aircraft | Wheels and
Configuration | Nose section | Center section | Example | | 717, 727, 737 | 6 wheels
[1x2]+[2x2] | | 747 Jumbo Jet | 18 wheels
[1x2]+[4x4] | | 757, 767 | 10 wheels
[1x2]+[2x4] | | 777 | 14 wheels
[1x2]+[2x6] | | 787 Dreamliner | 10 wheels
[1x2]+[2x4] | | B-52 Stratofortress | 8 main wheels plus 2 outrigger wheels
[2x2]+[2x2] |
1 : Aircraft undercarriage |