Robinson R44

Light Utility Helicopter

Robinson R44 Raven © Karsten Palt
Photo ©: Karsten Palt
The Robinson R44 is a single-engine four-seat light utility helicopter produced by the US-American manufacturer Robinson Helicopter Company.
The R44 is a four-seat development of the Robinson R22. The R44 II differs from the R44 I by having a fuel injected Lycoming IO-540-AE1A5 engine instead of the carbureted Lycoming O-540-F1B5 engine and a maxium weight of 1089 kg / 2500 lbs instead of 1134 kg / 2400 lbs.
Crew1
Passengers3
Propulsion1 Piston Engine
Engine ModelLycoming O-540-F1B5
Engine Power168 kW225 hp
Speed209 km/h113 kts
  130 mph
Service Ceiling4.267 m14.000 ft
Range644 km348 NM
400 mi.
Empty Weight635 kg1.400 lbs
max. Takeoff Weight1.088 kg2.400 lbs
Rotor Blades (main/tail)2/2
Main Rotor Diameter10,06 m33 ft 0 in
Tail Rotor Diameter1,47 m4 ft 10 in
Rotor Disc Area79,5 m²856 ft²
Length (Fuselage)8,97 m29 ft 5 in
Length11,66 m38 ft 3 in
Height3,28 m10 ft 9 in
First Flight31.03.1990
Production Statusin production
FAA TCDSH11NM
EASA TCDSR.121
Data for (Version)Robinson R44 Raven I
VariantsR44 Astro, R44 Raven I, R44 Raven II, R44 Clipper, R44 Clipper II

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[Photo-ID: 2224] © Karsten Palt 2009-06-01
Robinson R44, Lelykopters, PH-ELI, c/n 0656,© Karsten Palt, 2009Robinson
R44
Lelykopters
Reg.: PH-ELI
c/n: 0656
 
Oostwold Airport Airshow 2009 [Oostwold - Groningen Airport (EHOW)]
[Photo-ID: 2228] © Karsten Palt 2009-06-01
Robinson R44, Wibo Vastgoed, PH-MVR, c/n 1057,© Karsten Palt, 2009Robinson
R44
Wibo Vastgoed
Reg.: PH-MVR
c/n: 1057
 
Oostwold Airport Airshow 2009 [Oostwold - Groningen Airport (EHOW)]
[Photo-ID: 10347] © Karsten Palt 2014-05-28
Robinson R44 Astro, , G-MURY, c/n 0201,© Karsten Palt, 2014Robinson
R44 Astro
Reg.: G-MURY
c/n: 0201
 
first piston helicopter to fly around world
NASM Udvar Hazy Center [Chantilly, VA]
[Photo-ID: 3274] © Hartmut Ehlers 2010-04-18
Robinson R44 Clipper II, Citycopter Hubschrauberservice, D-HCCH, c/n 12323,© Hartmut Ehlers, 2010Robinson
R44 Clipper II
Citycopter Hubschrauberservice
Reg.: D-HCCH
c/n: 12323
 
[Uetersen-Heist (EDHE)]
[Photo-ID: 6176] © Karsten Palt 2012-06-14
Robinson R44 Raven I, , NR44LB, c/n ,© Karsten Palt, 2012Robinson
R44 Raven I
Reg.: NR44LB
 
San Diego Air and Space Museum [San Diego, CA]
[Photo-ID: 1770] © Karsten Palt 2009-04-03
Robinson R44 Raven I, Heli Transair, D-HOMI, c/n 1491,© Karsten Palt, 2009Robinson
R44 Raven I
Heli Transair
Reg.: D-HOMI
c/n: 1491
 
AERO Friedrichshafen 2009 [Friedrichshafen (EDNY / FDH)]
[Photo-ID: 13564] © Karsten Palt 2016-09-10
Robinson R44 Raven II, , D-HALA, c/n 11014,© Karsten Palt, 2016Robinson
R44 Raven II
Reg.: D-HALA
c/n: 11014
 
Oldtimer-Fliegertreffen 2016 [Kirchheim unter Teck - Hahnweide (EDST)]
[Photo-ID: 3033] © Karsten Palt 2009-05-01
Robinson R44 Raven II, , D-HALH, c/n 10937,© Karsten Palt, 2009Robinson
R44 Raven II
Reg.: D-HALH
c/n: 10937
 
Flugtag LSV-Wittlage 2009 [Bohmte-Bad Essen (EDXD)]
[Photo-ID: 1760] © Karsten Palt 2009-04-03
Robinson R44 Raven II, , D-HDIK, c/n 12219,© Karsten Palt, 2009Robinson
R44 Raven II
Reg.: D-HDIK
c/n: 12219
 
[Friedrichshafen (EDNY / FDH)]
[Photo-ID: 1772] © Karsten Palt 2009-04-03
Robinson R44 Raven II, , D-HSKG, c/n 12467,© Karsten Palt, 2009Robinson
R44 Raven II
Reg.: D-HSKG
c/n: 12467
 
[Friedrichshafen (EDNY / FDH)]
[Photo-ID: 1759] © Karsten Palt 2009-04-03
Robinson R44 Raven II, Air Lloyd, D-HALF, c/n 0543,© Karsten Palt, 2009Robinson
R44 Raven II
Air Lloyd
Reg.: D-HALF
c/n: 0543
 
AERO Friedrichshafen 2009 [Friedrichshafen (EDNY / FDH)]
[Photo-ID: 1798] © Karsten Palt 2009-04-03
Robinson R44 Raven II, VTC, HB-ZJX, c/n 12317,© Karsten Palt, 2009Robinson
R44 Raven II
VTC
Reg.: HB-ZJX
c/n: 12317
 
AERO Friedrichshafen 2009 [Friedrichshafen (EDNY / FDH)]
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