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Air Tractor AT-400

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AT-400 family
Role Agricultural aircraft
Manufacturer Air Tractor
First flight 1979
Introduction 1980
An AT-400 on the runway

The Air Tractor AT-400 is a family of agricultural aircraft that first flew in the United States on September 1979. Type certification was awarded to Air Tractor in April 1980. Of low-wing monoplane taildragger configuration, they carry a chemical hopper between the engine firewall and the cockpit.


Variants

  • AT-400 - AT-301 with 680 shp (507 kW) Pratt & Whitney Canada PT6A-15AG engine and 400 US gal (1,510 L) hopper. Short-span (45 ft 1¼ in (13.75 m)) wings.[1] 72 built.[2]
    • AT-400A - AT-400 with 550 hp (410 kW) Pratt & Whitney Canada PT6A-20 engine.[1] 14 built.[2]
  • AT-401 - AT-301 with longer-span wings and 400 US gal (1,510 L) hopper, powered by 600 hp (447 kW) Pratt & Whitney R-1340 radial engine.[3] 168 built.[2]
    • AT-401A - AT-401 with PZL-3S engine. One built.[2]
    • AT-401B -Improved revision of AT-401, with revised wingtips and further increased span (51 ft 1¼ in (15.57 m)). 69 built by December 2001.[2]
  • AT-402 - AT-401 with Pratt & Whitney Canada PT6A-15 engine.[3] 68 built.[2]
    • AT-402A - low cost version of AT-401B, with Pratt & Whitney Canada PT6A-20 engine.[2] 103 built by December 2001.[2]
    • AT-402B - improved version of AT-402, with revised wingtips and increased span of AT-401B.[2] 31 built by December 2001.[2]

Specifications (AT-401)

Data from Janes's All The World's Aircraft 1993-94 [3]

General characteristics

  • Crew: one
  • Capacity: 400 US gal (1,510 L) chemicals
  • Aspect ratio: 8.20:1

Performance

See also

Related development

References

Wikimedia Commons has media related to Air Tractor AT-400.
Notes
  1. ^ a b Taylor 1988, p.323.
  2. ^ a b c d e f g h i j Jackson 2003, p.507.
  3. ^ a b c Lambert 1993, pp. 412–413.
  4. ^ at sea level
  5. ^ at 4,000 ft (1,220 m)
  6. ^ flaps down
Bibliography
  • Jackson, Paul (2003). Jane's All The World's Aircraft 2003–2004. Coulsdon, UK: Jane's Information Group. ISBN 0-7106-2537-5.
  • Lambert, Mark (1993). Jane's All The Worlds Aircraft 1993-94. Coudsdon, UK: Janes's Data Division. ISBN 0-7106-1066-1.
  • Simpson, R. W. (1995). Airlife's General Aviation. Shrewsbury: Airlife Publishing. pp. 31–32.
  • Taylor, John W.R. (editor) (1988). Jane's All The World's Aircraft 1988-89. Coulsden, UK: Jane's Defence Data. ISBN 0-7106-0867-5. {{cite book}}: |first= has generic name (help)
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