Dean Delt-Air 250

The Dean Delt-Air 250 was an American twin-seat amateur-built, delta wing light aircraft. Designed and built by Herbert Dean of Flint, Michigan, the aircraft was destroyed on its first flight and Dean was killed.[1]

Delt-Air 250
Role Delta-wing homebuilt aircraft
National origin United States
Designer Herbert Dean
First flight 8 November 1961
Status Destroyed
Number built 1

Design and development

The Delt-Air was a single-engined all-metal light aircraft powered by a 180 hp (134 kW) Lycoming O-360 engine mounted at the rear driving a pusher propeller. It had a tricycle landing gear and rear-hinged canopy for access to the tandem cockpit. Registered N6379T it was destroyed during its first flight on 8 November 1961 and the designer killed.[1][2]

Specifications

Data from Flight International January 1962[1]

General characteristics

  • Length: 25 ft 3 in (7.70 m)
  • Wingspan: 16 ft 3 in (4.95 m)
  • Gross weight: 1,460 lb (662 kg)
  • Powerplant: 1 × Lycoming O-360 four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine, 180 hp (130 kW)
  • Propellers: 2-bladed

Performance

  • Maximum speed: 240 mph (390 km/h, 210 kn) estimated

References

Notes
  1. "Home-built Deltas". Flight: 26. January 4, 1962. Archived from the original on March 5, 2016. Retrieved June 11, 2022.
  2. "American airplanes - Da - Dy". www.aerofiles.com. March 11, 2009. Retrieved December 24, 2014.
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