CNNA HL-6
{{Infobox aircraft
|name=HL-6
|image=HL-6B 061012 Campo dos Afonsos.jpg
|caption=
|type=Civil trainer aircraft
|manufacturer=CNNA
|designer=
|first_flight=October 1942
|introduction=
|retired=
|status=
|primary_user=
|more_users=
|produced=
|number_built=60
|variants=
}}
The CNNA HL-6 was a civil trainer aircraft developed in Brazil in 1943.
Development
The HL-6 was a low-wing cantilever monoplane of conventional configuration. It employed a fixed tailskid undercarriage. The student and instructor sat in tandem, in open cockpits.{{cite book |last= Taylor |first= Michael J. H. |title=Jane's Encyclopedia of Aviation |year=1989 |publisher=Studio Editions |location=London |pages=256 }}
Variants
- HL-6 - prototype. One built
- HL-6A - similar to prototype but with more powerful engine. Five units were constructed in 1943.
- HL-6B Cauré - Similar to HL-6A but with more powerful engine {{convert|216|kW|abbr=on}} Lycoming O-290C, and optional enclosed cabin. 39 units were constructed in 1944.
Specifications (HL-6B Cauré trainer)
{{Aircraft specs
|ref=Jane's all the World's Aircraft 1947{{cite book |title=Jane's all the World's Aircraft 1947 |editor1-last=Bridgman |editor1-first=Leonard |year=1947 |publisher=Sampson Low, Marston & Co |location=London |pages=7c-8c}}
|prime units?=met
|crew=2
|length m=7.2
|span m=9.8
|height m=2.04
|wing area sqm=15
|aspect ratio=
|airfoil=
|empty weight kg=545
|gross weight kg=750
|max takeoff weight kg=
|max takeoff weight lb=
|max takeoff weight note=
|fuel capacity={{convert|88|L|USgal impgal|abbr=on}}
|more general=
|eng1 number=1
|eng1 name=Lycoming O-290-C
|eng1 type=4-cylinder air-cooled horizontally-opposed piston engine
|eng1 hp=130
|eng1 note=at 2,800 rpm for take-off
|prop blade number=2
|prop name=wooden fixed-pitch propeller
|prop dia m=
|prop dia ft=
|prop dia in=
|prop dia note=
|perfhide=
|max speed kmh=200
|cruise speed kmh=180
|cruise speed note=70% power
|stall speed kmh=85
|never exceed speed kmh=
|never exceed speed mph=
|never exceed speed kts=
|never exceed speed note=
|range km=520
|range miles=
|range nmi=
|range note=(radius {{convert|260|km|mi nmi|abbr=on}})
|ferry range km=
|ferry range miles=
|ferry range nmi=
|ferry range note=
|endurance=
|ceiling m=4500
|ceiling note=service ceiling
|g limits=
|roll rate=
|climb rate ms=4.5
|time to altitude={{convert|1000|m|abbr=on}} in 4.2 minutes
|wing loading kg/m2=50
|fuel consumption kg/km=
|fuel consumption lb/mi=
|power/mass=8.046 kg/kW (13.23 lb/hp)
|more performance=
}}
References
{{reflist}}
Further reading
- {{cite book |last= Bertazzo |first= Roberto Portella |title=A Crise da Industria Aeronáutica Brasiliera 1945-1968 |year=2003 |pages=10–11 }}
External links
- [https://web.archive.org/web/20160303204411/http://www.museutec.org.br/resgatememoria2002/old/enciclop/cap002/025.html São Paulo Technical Museum website]
{{CNNA Aircraft}}
Category:1940s Brazilian civil trainer aircraft
Category:Single-engined tractor aircraft
Category:Aircraft first flown in 1942