View source for Cessna 411

{{Short description|American light twin-engine aircraft}}
{{Use mdy dates|date=November 2021}}
{{Use American English|date=November 2021}}
<!-- This article is a part of [[Wikipedia:WikiProject Aircraft]]. Please see [[Wikipedia:WikiProject Aircraft/page content]] for recommended layout. -->
{{Infobox aircraft
 |name= Cessna 411
 |image= File:Cessna411VHMWJ.JPG
 |caption= Cessna 411A
 |type= Light business/cargo aircraft
 |national_origin= United States
 |manufacturer= [[Cessna]]
 |designer=
 |first_flight= July 18, 1962
 |introduction= 
 |retired=
 |status=
 |primary_user= 
 |produced= 1962-1968
 |number_built= 302
 |developed_from= [[Cessna 310]]
 |developed_into = [[Cessna 402|Cessna 401/402]] <br/> [[Cessna 421]]
}}

The '''Cessna Model 411''' is an American twin-engined, propeller-driven, non-pressurized light aircraft built by [[Cessna|Cessna Aircraft]]. It was that company's largest business aircraft to enter production when it first flew in [[1962 in aviation|1962]].

==Design and development==
[[File:Cessna 411- 0106 HB-LCV HAN 07.05.66 edited-3.jpg|thumb|right|Early Cessna 411 from Switzerland fitted with the shorter nose]]
The 411 is an eight-seat low-wing twin-engined cabin-class monoplane with retractable landing gear, non-pressurized cabin, and an airstair entrance door, which first flown on 18 July 1962.<ref name="simpson109" /> It has two {{convert|340|hp|kW|0|abbr=on}} [[Continental O-520|Continental GTSIO-520-C]] engines with three-bladed propellers.<ref name="tcds" /> During 1965 Cessna developed two generally similar and lower-cost versions, the [[Cessna 401|Model 401]] and [[Cessna 402|Model 402]].<ref name="simpson108">Simpson 1991, p. 108</ref> Production of the 411 finished in 1968 whilst a pressurized version of the 411 was developed as the [[Cessna 421]].<ref>Rod Simpson: The General Aviation Handbook, Hinckley 2005, p. 89</ref>

==Variants==
;Cessna 411
:Production variant, obtained type certificate awarded in 1964, 252-built.<ref name="simpson109">Simpson 1991, p. 109</ref><ref name="tcds">Federal Aviation Authority Type Certificate Data Sheet A7CE</ref>
;Cessna 411A
:A 411 with larger nose baggage capacity but the same overall length fuselage and optional tanks in engine nacelles, type certificate awarded in 1967, 50 built.<ref name="simpson109" /><ref name="tcds" />
;B.PhTh.1
:({{langx|th|บ.ผท.๑}}) [[Royal Thai Armed Forces]] designation for the 411A.<ref>{{Cite web |title=Thai Military Aircraft Designations |url=https://designation-systems.net/non-us/thailand.html |access-date=2025-03-18 |website=designation-systems.net}}</ref>

==Operators==

===Military operators===
;{{FRA}}
: [[French Air and Space Force]] - Six 411s were delivered between 1966 and 1969 as communications aircraft, the four surviving aircraft were transferred to the [[Centre d'essais en vol|CEV]] in 1973 and 1974.<ref name="jackson118">Jackson 1979, p. 118</ref> Two were used by ''[[Groupe de Liaisons Aériennes Ministérielles]]'' for VIP transport duties.<ref>{{in lang|fr}}http://www.avionslegendaires.net/2017/07/actu/le-glam-au-debut-des-annees-1970/</ref>

==Specifications==
[[File:Cessna 411A 3-view line drawing.png|frameless|right|3-view line drawing of the Cessna 411A]]

{{Aircraft specs
|ref=Jane's All The World's Aircraft 1965-66 <ref name="Janes 65 p210">Taylor 1965, p.210.</ref>
|prime units?=imp
<!--
        General characteristics
-->
|genhide= 

|crew=two
|capacity=four to six passengers
|length m=
|length ft=33
|length in=5+1/2
|length sigfig=4
|span m=
|span ft=39
|span in=10+1/4
|span sigfig=4
|height m=
|height ft=11
|height in=6+1/2
|height sigfig=3
|wing area sqm=
|wing area sqft=200
|empty weight kg=
|empty weight lb=3820
|gross weight kg=
|max takeoff weight lb=6500
|fuel capacity={{convert|170|USgal|impgal L|abbr=on}} standard, {{convert|196|USgal|impgal L|abbr=on}} with auxiliary tanks
<!--
        Powerplant
-->
|eng1 number=2
|eng1 name=[[Continental O-520|Continental GTSIO-520]]
|eng1 type=air-cooled geared, turbocharged [[flat-six]] engines
|eng1 kw=<!-- prop engines -->
|eng1 hp=340<!-- prop engines -->

|prop blade number=3<!-- propeller aircraft -->
|prop name=constant-speed
|prop dia m=<!-- propeller aircraft -->
|prop dia ft=7<!-- propeller aircraft -->
|prop dia in=4<!-- propeller aircraft -->

<!--
        Performance
-->
|perfhide=

|max speed kmh=
|max speed mph=268
|max speed kts=
|max speed note=at {{convert|16000|ft|m|abbr=on}}
|cruise speed kmh=<!-- if max speed unknown -->
|cruise speed mph=216<!-- if max speed unknown -->
|cruise speed kts=
|cruise speed note=at {{convert|25000|ft|m|abbr=on}} (econ cruise)
|stall speed mph=84
|stall speed note=(flaps down)
|range km=
|range miles=1300
|range nmi=
|range note=at {{convert|216|mph|kn km/h|abbr=on}} and {{convert|25000|ft|m|abbr=on}}, normal fuel
|ceiling m=
|ceiling ft=26000
|climb rate ms=
|climb rate ftmin=1600
|more performance=*'''Takeoff distance to 50 ft (15m):''' {{convert|1890|ft|m|abbr=on}}
*'''Landing distance from 50 ft (15 m):''' {{convert|1815|ft|m|abbr=on}}

|avionics=
}}

==See also==
{{aircontent
|related=
* [[Cessna 402|Cessna 401/402]]
* [[Cessna 421]]
|similar aircraft=
|lists
* [[List of military aircraft of France]]
|see also=

}}

==References==
;Notes
{{reflist}}
;Bibliography
*{{cite book |title= The Illustrated Encyclopedia of Aircraft (Part Work 1982-1985)|publisher= Orbis Publishing}}
*{{cite book| last= Jackson| first=Paul A|title=French Military Aviation|year=1979|publisher=Midland Counties Publications|location=Leicester, England|isbn=0-904597-18-0}}
*{{cite book |last= Simpson| first= R.W. |title= Airlife's General Aviation|year= 1991|publisher= Airlife Publishing|location= Shrewsbury, England|isbn=1-85310-194-X}}
*{{cite book|last=Taylor|first=John W. R.|author-link=John W. R. Taylor |title= Jane's All The World's Aircraft 1965-66 |year=1965 |publisher=Samson Low, Marston |location= London}}

==External links==
{{commons category|Cessna 411}}

{{Cessna 310 family}}
{{Cessna}}
{{Thai civil aircraft designations}}

[[Category:Cessna aircraft|411]]
[[Category:1960s United States civil utility aircraft]]
[[Category:Low-wing aircraft]]
[[Category:Aircraft first flown in 1962]]
[[Category:Twin piston-engined tractor aircraft]]
[[Category:Aircraft with retractable tricycle landing gear]]