- Design and development
- Specifications
- References Notes
| name=Delt-Air 250 | image= | caption= }}{{Infobox Aircraft Type | type=Delta-wing homebuilt aircraft | national origin=United States | manufacturer= | designer=Herbert Dean | first flight=8 November 1961 | introduced= | retired= | status=Destroyed | produced= | primary user= | number built=1 | developed from= | variants with their own articles= | developed into=
}} |
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. Design and developmentThe Delt-Air was a single-engined all-metal light aircraft powered by a {{convert|180|hp|kW|0|abbr=on}} 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 fatal flight on 8 November 1961. Specifications{{Aircraft specs
|ref=Flight International January 1962
|prime units?=imp
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|capacity=
|length m=
|length ft=25
|length in=3
|length note=
|span m=
|span ft=16
|span in=3
|span note=
|swept m=
|swept ft=
|swept in=
|swept note=
|height m=
|height ft=
|height in=
|height note=
|wing area sqm=
|wing area sqft=
|wing area note=
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|empty weight kg=
|empty weight lb=
|empty weight note=
|gross weight kg=
|gross weight lb=1460
|gross weight note=
|max takeoff weight kg=
|max takeoff weight lb=
|max takeoff weight note=
|more general=
|eng1 number=1
|eng1 name=Lycoming O-360
|eng1 type=four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine.
|eng1 kw=
|eng1 hp=180
|eng1 note=
|power original=
|thrust original=
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|eng1 lbf-ab=
|prop blade number=2
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|max speed kmh=
|max speed mph=240
|max speed kts=
|max speed note=estimated
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|never exceed speed kmh=
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|never exceed speed kts=
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|ceiling m=
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}}
ReferencesNotes1. ^1 {{cite web | title=American airplanes - Da - Dy | url=http://aerofiles.com/_d.html| publisher=www.aerofiles.com |date=11 March 2009|accessdate=24 December 2014}}
[1]
}}{{refbegin}}{{refend}} 4 : United States civil utility aircraft 1960–1969|Homebuilt aircraft|Delta-wing aircraft|Aircraft first flown in 1961 |