AT-400 family
Role	Agricultural aircraft
Manufacturer	Air Tractor
First flight	1979
Introduced	1980

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.

[edit] Variants

• AT-400 - AT-301 with Pratt & Whitney Canada PT6A-15AG engine and 400 US gal (1,510 L) hopper
  • AT-400A - AT-301 with Pratt & Whitney Canada PT6A-20 engine
• AT-401 - AT-301 with longer-span wings and 400 US gal (1,510 L) hopper
  • AT-401A - AT-400 with PZL-3S engine
• AT-402 - AT-401 with Pratt & Whitney Canada PT6A engine

[edit] Specifications (AT-401)

General characteristics

• Crew: one pilot
• Capacity: 400 US gal (1,510 L) chemicals
• Length: 27 ft 0 in (8.23 m)
• Wingspan: 45 ft 2 in (13.75 m)
• Height: 8 ft 6 in (2.59 m)
• Empty weight: 4,300 lb (1,950 kg)
• Gross weight: 9,000 lb (4,080 kg)
• Powerplant: 1 × Pratt & Whitney R-1340 radial engine, 600 hp (450 kW)

Performance

• Maximum speed: 160 mph (250 km/h)
• Range: 633 miles (1,015 km)

[edit] References

• Simpson, R. W. (1995). Airlife's General Aviation. Shrewsbury: Airlife Publishing. pp. 31–32. 

[edit] See also

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