Avro 504
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The Avro 504 was a
First World War World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...
biplane A biplane is a fixed-wing aircraft with two main wings stacked one above the other. The first powered, controlled aeroplane to fly, the Wright Flyer, used a biplane wing arrangement, as did many aircraft in the early years of aviation. While ...
aircraft An aircraft is a vehicle that is able to fly by gaining support from the air. It counters the force of gravity by using either static lift or by using the dynamic lift of an airfoil, or in a few cases the downward thrust from jet engines ...
made by the Avro aircraft company and under licence by others. Production during the war totalled 8,970 and continued for almost 20 years, making it the most-produced aircraft of any kind that served in any military capacity during the
First World War World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...
. More than 10,000 were built from 1913 until production ended in 1932.


Design and development

First flown from
Brooklands Brooklands was a motor racing circuit and aerodrome built near Weybridge in Surrey, England, United Kingdom. It opened in 1907 and was the world's first purpose-built 'banked' motor racing circuit as well as one of Britain's first airfields, ...
by Fred "Freddie" Raynham on 18 September 1913,Jackson 1990, p.52. powered by an
Gnome Lambda The Gnome 7 Lambda was a French designed, seven-cylinder, air-cooled rotary aero engine that was produced under license in Britain and Germany. Powering several World War I-era aircraft types it was claimed to produce from its capacity of al ...
seven-cylinder
rotary engine The rotary engine is an early type of internal combustion engine, usually designed with an odd number of cylinders per row in a radial configuration. The engine's crankshaft remained stationary in operation, while the entire crankcase and i ...
, the Avro 504 was a development of the earlier
Avro 500 The Avro Type E, Type 500, and Type 502 made up a family of early British military aircraft, regarded by Alliott Verdon Roe as his firm's first truly successful design. It was a forerunner of the Avro 504, one of the outstanding aircraft of the ...
, designed for training and private flying. It was a two-bay all-wooden biplane with a square-section
fuselage The fuselage (; from the French ''fuselé'' "spindle-shaped") is an aircraft's main body section. It holds crew, passengers, or cargo. In single-engine aircraft, it will usually contain an engine as well, although in some amphibious aircraft t ...
.


Manufacturers

The following companies are recorded as manufacturing the Avro 504 under licence. * A. V. Roe and Co Ltd., Park Works,
Newton Heath Newton Heath is an area of Manchester, England, north-east of Manchester city centre and with a population of 9,883. Historically part of Lancashire, Newton was formerly a farming area, but adopted the factory system following the Industrial Re ...
,
Manchester Manchester () is a city in Greater Manchester, England. It had a population of 552,000 in 2021. It is bordered by the Cheshire Plain to the south, the Pennines to the north and east, and the neighbouring city of Salford to the west. The t ...
; and at Hamble Aerodrome, near Southampton, Hants * Australian Aircraft and Engineering, Sydney, NSW, Australia * Bleriot and SPAD Aircraft Works, Addlestone * The Brush Electrical Engineering Co Ltd, Loughborough * Canadian Aeroplanes Ltd,
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, Canada *
The Eastbourne Aviation Co Ltd ''The'' () is a grammatical article in English, denoting persons or things already mentioned, under discussion, implied or otherwise presumed familiar to listeners, readers, or speakers. It is the definite article in English. ''The'' is the ...
,
Eastbourne Eastbourne () is a town and seaside resort in East Sussex, on the south coast of England, east of Brighton and south of London. Eastbourne is immediately east of Beachy Head, the highest chalk sea cliff in Great Britain and part of the la ...
*
Aero Historic Aero is a Greek prefix relating to flight and air. In British English, it is used as an adjective related to flight (e.g., as a shortened substitute for aeroplane). Aero, Ærø, or Aeros may refer to: Aeronautics Airlines and companies * Aero ( ...
, Parana, Argentina *
Fabrica Militar de Aviones Fabrica means a device in Latin, and derivative words mean "factory" in French (''fabrique''), Italian (''fabbrica''), Portuguese (''fábrica''), Romanian (''fabrica'') and Spanish (''fábrica'') among other Romance languages. It may also refer to ...
, Cordoba, Argentina *
Frederick Sage and Co Ltd Frederick Sage & Company was a British shop fitting company based in London with an extensive practice in Europe, South Africa, and South America. During both world wars it built and designed aircraft, and after the Second World War it executed m ...
,
Peterborough Peterborough () is a cathedral city in Cambridgeshire, east of England. It is the largest part of the City of Peterborough unitary authority district (which covers a larger area than Peterborough itself). It was part of Northamptonshire until ...
and London * The Grahame-White Aviation Co Ltd, Hendon Aerodrome, London *
Harland and Wolff Harland & Wolff is a British shipbuilding company based in Belfast, Northern Ireland. It specialises in ship repair, shipbuilding and offshore construction. Harland & Wolff is famous for having built the majority of the ocean liners for the W ...
Ltd, Belfast * The Henderson Scottish Aviation Factory,
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* Hewlett and Blondeau Ltd,
Luton Luton () is a town and unitary authority with borough status, in Bedfordshire, England. At the 2011 census, the Luton built-up area subdivision had a population of 211,228 and its built-up area, including the adjacent towns of Dunstable an ...
*
Humber Limited Humber Limited was a British manufacturer of bicycles, motorcycles, and cars incorporated and listed on the stock exchange in 1887. It took the name "Humber & Co Limited" because of the high reputation of the products of one of the constituent ...
, Coventry * Morgan and Co,
Leighton Buzzard Leighton Buzzard ( ) is a market town in Bedfordshire, England, in the southwest of the county and close to the Buckinghamshire border. It lies between Aylesbury, Tring, Luton/Dunstable and Milton Keynes, near the Chiltern Hills. It is northwes ...
* Nakajima Hikoki Seisaku Sho, Ohta-Machi, Tokyo, Japan *
Parnall & Sons Parnall & Sons Ltd was a shop and ship fitting and aircraft component manufacturer in Bristol, England. The original company was set up in 1820 by William Parnall in Narrow Wine Street, initially making weights and measures, before expanding int ...
, Bristol * Regent Carriage, Fulham *
S. E. Saunders Ltd S is the nineteenth letter of the English alphabet. S may also refer to: History * an Anglo-Saxon charter's number in Peter Sawyer's, catalogue Language and linguistics * Long s (ſ), a form of the lower-case letter s formerly used where "s ...
, East Cowes, Isle of Wight * Savages Ltd,
King's Lynn King's Lynn, known until 1537 as Bishop's Lynn and colloquially as Lynn, is a port and market town in the borough of King's Lynn and West Norfolk in the county of Norfolk, England. It is located north of London, north-east of Peterborough, no ...
, * Societe Anonyme Belge de Constructions Aeronautiques Haren, Brussels, Belgium * The Sunbeam Motor Car Co Ltd, Wolverhampton *
TNCA The Talleres Nacionales de Construcciones Aeronáuticas (TNCA) (national aviation workshops) was an aircraft manufacturer established outside Mexico City in 1915. TNCA closed in 1930, was briefly revived in 1941 under the name ''Talleres Generales ...
, Balbuena field in Mexico City *
Yokosuka Naval Arsenal was one of four principal naval shipyards owned and operated by the Imperial Japanese Navy, and was located at Yokosuka, Kanagawa prefecture on Tokyo Bay, south of Yokohama. History In 1866, the Tokugawa shogunate government established the ...
, Japan


Operational history

Small numbers of early aircraft were purchased by the
Royal Flying Corps "Through Adversity to the Stars" , colors = , colours_label = , march = , mascot = , anniversaries = , decorations ...
(RFC) and the
Royal Naval Air Service The Royal Naval Air Service (RNAS) was the air arm of the Royal Navy, under the direction of the Admiralty's Air Department, and existed formally from 1 July 1914 to 1 April 1918, when it was merged with the British Army's Royal Flying Corps t ...
(RNAS) prior to the start of the First World War, and were taken to France when the war started. One of the RFC aircraft was the first British aircraft to be shot down by the Germans, on 22 August 1914. The pilot was
2nd Lt. Second lieutenant is a junior commissioned officer military rank in many armed forces, comparable to NATO OF-1 rank. Australia The rank of second lieutenant existed in the military forces of the Australian colonies and Australian Army until ...
Vincent Waterfall and his navigator Lt Charles George Gordon Bayly (both of 5 Sqn RFC)Jackson 1990, p.56. The RNAS used four 504s to form a special flight in order to bomb the
Zeppelin A Zeppelin is a type of rigid airship named after the German inventor Count Ferdinand von Zeppelin () who pioneered rigid airship development at the beginning of the 20th century. Zeppelin's notions were first formulated in 1874Eckener 1938, pp ...
works at
Friedrichshafen Friedrichshafen ( or ; Low Alemannic: ''Hafe'' or ''Fridrichshafe'') is a city on the northern shoreline of Lake Constance (the ''Bodensee'') in Southern Germany, near the borders of both Switzerland and Austria. It is the district capital (''Kre ...
on the shores of
Lake Constance Lake Constance (german: Bodensee, ) refers to three Body of water, bodies of water on the Rhine at the northern foot of the Alps: Upper Lake Constance (''Obersee''), Lower Lake Constance (''Untersee''), and a connecting stretch of the Rhine, ca ...
. Three set out from
Belfort Belfort (; archaic german: Beffert/Beffort) is a city in the Bourgogne-Franche-Comté region in Northeastern France, situated between Lyon and Strasbourg, approximately from the France–Switzerland border. It is the prefecture of the Territo ...
in north-eastern France on 21 November 1914, carrying four bombs each. While one aircraft was shot down, the raid was successful, with several direct hits on the airship sheds and the destruction of the hydrogen generating plant.Mason 1994, p.21. Soon obsolete as a frontline aircraft, it came into its own as a trainer, with thousands being built during the war, with the major production types being the 504J and the mass production 504K, designed with modified engine bearers to accommodate a range of engines in order to cope with engine shortages. 8,340 Avro 504s had been produced by the end of 1918.Bruce 16 July 1954, p.87. In the winter of 1917–18 it was decided to use converted 504Js and 504Ks to equip Home Defence squadrons of the RFC, replacing ageing
B.E.2c The Royal Aircraft Factory B.E.2 was a British single-engine tractor two-seat biplane designed and developed at the Royal Aircraft Factory. Most of the roughly 3,500 built were constructed under contract by private companies, including establis ...
s, which had poor altitude performance. These aircraft were modified as single-seaters, armed with a Lewis gun above the wing on a
Foster mounting The Foster mounting was a device fitted to some fighter aircraft of the Royal Flying Corps during the First World War. It was designed to enable a machine gun (in practice, a Lewis Gun) to fire ''over'', rather than ''through'' the arc of the spin ...
, and powered by Gnome or Le Rhône engines. 274 converted Avro 504Js and Ks were issued to eight home defence squadrons in 1918, with 226 still being used as fighters at the end of the First World War.Mason 1992, p.127. Following the end of the war, while the type continued in service as the standard trainer of the
RAF The Royal Air Force (RAF) is the United Kingdom's air and space force. It was formed towards the end of the First World War on 1 April 1918, becoming the first independent air force in the world, by regrouping the Royal Flying Corps (RFC) and ...
, large numbers of surplus aircraft were available for sale, both for civil and military use. More than 300 504Ks were placed on the civil register in Britain. Used for training, pleasure flying, banner towing and even
barnstorming Barnstorming was a form of entertainment in which stunt pilots performed tricks individually or in groups that were called flying circuses. Devised to "impress people with the skill of pilots and the sturdiness of planes," it became popular in t ...
exhibitions (as was ongoing in North America following World War I with the similar-role, surplus
Curtiss JN-4 The Curtiss JN "Jenny" was a series of biplanes built by the Curtiss Aeroplane Company of Hammondsport, New York, later the Curtiss Aeroplane and Motor Company. Although the Curtiss JN series was originally produced as a training aircraft for th ...
s and
Standard J The Standard J is a two-seat basic trainer two-bay biplane produced in the United States from 1916 to 1918, powered by a four-cylinder inline Hall-Scott A-7a engine. It was constructed from wood with wire bracing and fabric covering. The J-1 ...
-1s); civil 504s continued flying in large numbers until well into the 1930s. The embryonic air service of the Soviet Union, formed just after the First World War, used both original Avro 504s and their own ''Avrushka'' (" Little Avro") copy of it for primary training as the U-1 in the early 1920s, usually powered by Russian-made copies of the
Gnome Monosoupape The ''Monosoupape'' ( French for single-valve), was a rotary engine design first introduced in 1913 by Gnome Engine Company (renamed Gnome et Rhône in 1915). It used a clever arrangement of internal transfer ports and a single pushrod-operated ...
rotary engine. This Russian version of the 504 was replaced by what would become the most produced biplane in all of aviation history, the
Polikarpov Po-2 The Polikarpov Po-2 (also U-2, for its initial ''uchebnyy'', 'training', role as a flight instruction aircraft) served as an all-weather multirole Soviet biplane, nicknamed ''Kukuruznik'' (russian: Кукурузник,Gunston 1995, p. 292. NAT ...
, first known as the U-2; the type remained in Soviet service till the late 1920s, and much later elsewhere. Although Avro 504s sold to China were training versions, they participated in battles among
warlords A warlord is a person who exercises military, economic, and political control over a region in a country without a strong national government; largely because of coercive control over the armed forces. Warlords have existed throughout much of h ...
by acting as bombers with the pilot dropping hand grenades and modified mortar shells . The improved, redesigned and radial-engined 504N with a new undercarriage was produced by Avro in 1925. After evaluation of two prototypes, one powered by the
Bristol Lucifer The Bristol Lucifer was a British three-cylinder, air-cooled, radial engine for aircraft. Built in the UK in the 1920s by the Bristol Aeroplane Company, it produced 100 horsepower (75 kW). The Lucifer was originally a Cosmos Engineering ...
and the other by the Armstrong-Siddeley Lynx, the Lynx-powered aircraft was selected by the RAF to replace the 504K. 592 were built between 1925 and 1932, equipping the RAF's five flying training schools, while also being used as communication aircraft. The 504N was also exported to the armed forces of
Belgium Belgium, ; french: Belgique ; german: Belgien officially the Kingdom of Belgium, is a country in Northwestern Europe. The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to th ...
,
Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
,
Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...
,
Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Danish Realm, Kingdom of Denmark ...
,
Greece Greece,, or , romanized: ', officially the Hellenic Republic, is a country in Southeast Europe. It is situated on the southern tip of the Balkans, and is located at the crossroads of Europe, Asia, and Africa. Greece shares land borders with ...
,
Siam Thailand ( ), historically known as Siam () and officially the Kingdom of Thailand, is a country in Southeast Asia, located at the centre of the Mainland Southeast Asia, Indochinese Peninsula, spanning , with a population of almost 70 mi ...
and
South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...
, with licensed production taking place in Denmark, Belgium,
Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...
, Siam and
Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
. The RAF's 504Ns were finally replaced in 1933 by the
Avro Tutor The Avro Type 621 Tutor is a two-seat British radial-engined biplane from the interwar period. It was a simple but rugged basic trainer (aircraft), trainer that was used by the Royal Air Force as well as many other air arms worldwide. Design ...
, with small numbers continuing in civilian use until 1940, when seven were impressed into RAF service, where they were used for target- and glider-towing. The 504 was the first British aeroplane to strafe troops on the groundBruce 9 July 1954, p.43. as well as the first British aircraft to make a bombing raid over Germany. It was also the first Allied aeroplane to be downed by enemy
anti-aircraft Anti-aircraft warfare, counter-air or air defence forces is the battlespace response to aerial warfare, defined by NATO as "all measures designed to nullify or reduce the effectiveness of hostile air action".AAP-6 It includes surface based, ...
fire and was the first aircraft flown by many future aces, including
Billy Bishop Air Marshal William Avery Bishop, (8 February 1894 – 11 September 1956) was a Canadian flying ace A flying ace, fighter ace or air ace is a military aviator credited with shooting down five or more enemy aircraft during aerial com ...
. The 504 is easily recognisable because of the single skid between the wheels, referred to as the "toothpick" in the RAF.


Variants

*504:
Gnome Lambda The Gnome 7 Lambda was a French designed, seven-cylinder, air-cooled rotary aero engine that was produced under license in Britain and Germany. Powering several World War I-era aircraft types it was claimed to produce from its capacity of al ...
engine. :Original model *504A: :Modified with smaller ailerons and broader struts. Gnome engine. *504B :Version for RNAS with larger fin. Gnome or
Le Rhône Le Rhône was the name given to a series of popular rotary aircraft engines produced in France by Société des Moteurs Le Rhône and the successor company of Gnome et Rhône. They powered a number of military aircraft types of the First Worl ...
engine. *504C :Single-seat anti-
zeppelin A Zeppelin is a type of rigid airship named after the German inventor Count Ferdinand von Zeppelin () who pioneered rigid airship development at the beginning of the 20th century. Zeppelin's notions were first formulated in 1874Eckener 1938, pp ...
aircraft for the
RNAS The Royal Naval Air Service (RNAS) was the air arm of the Royal Navy, under the direction of the Admiralty's Air Department, and existed formally from 1 July 1914 to 1 April 1918, when it was merged with the British Army's Royal Flying Corps t ...
. The 504C was fitted with an extra fuel tank, in place of the observer. *504D :Single-seat anti-zeppelin aircraft for the
Royal Flying Corps "Through Adversity to the Stars" , colors = , colours_label = , march = , mascot = , anniversaries = , decorations ...
. Six built. *504E :
Gnome Monosoupape The ''Monosoupape'' ( French for single-valve), was a rotary engine design first introduced in 1913 by Gnome Engine Company (renamed Gnome et Rhône in 1915). It used a clever arrangement of internal transfer ports and a single pushrod-operated ...
engine. Ten built. *504F :
Rolls-Royce Hawk The Rolls-Royce Hawk was a British aero engine designed by Rolls-Royce in 1915. Derived from one bank of six cylinders of the Rolls-Royce Eagle, it produced 75 horsepower at 1,370 rpm. Power was progressively increased to 91 hp by Februar ...
engine. One built. *504G :Two-seat weapons training variant of the Type 504B for the RNAS. The Avro 504G was intended as a bombing/gunnery trainer, with provision for a Scarff ring mounted on the upper longerons, though the final ten delivered had no provision for a gun. Fitted with one 80 hp Gnome powerplant. 50 built and delivered between June 1917 and January 1918. 30 built by Avro and 20 constructed by The Regent Carriage Company. *504H :504C modified for catapult trials. 80 hp (60 kW) Gnome engine. *504J :504A modified to mount a Gnome engine. *504K :Two-seat training aircraft. The 504K had a universal mount to take different engines. Single-seat fighter (Comic) conversion used for anti-zeppelin work. Several were assembled in Australia by
Australian Aircraft & Engineering Australian Aircraft & Engineering Co. Ltd. was formed in 1919 by N.B. Love, W.J. Warneford and H.E. Broadsmith. The company was registered in Sydney on 1 October 1919 with capital of £50,000 with the intention of manufacturing aircraft in Austr ...
.
Clerget 9B The Clerget 9B was a nine-cylinder rotary aircraft engine of the World War I era designed by Pierre Clerget. Manufactured in both France and Great Britain (Gwynnes Limited), it was used on such aircraft as the Sopwith Camel. The Clerget 9Bf was ...
,
Gnome Monosoupape The ''Monosoupape'' ( French for single-valve), was a rotary engine design first introduced in 1913 by Gnome Engine Company (renamed Gnome et Rhône in 1915). It used a clever arrangement of internal transfer ports and a single pushrod-operated ...
or
Le Rhône 9J The Le Rhône 9J is a nine-cylinder rotary aircraft engine produced in France by Gnome et Rhône. Also known as the Le Rhône 110 hp in a reference to its nominal power rating, the engine was fitted to a number of military aircraf ...
engines. *504K Mk.II :Hybrid trainer based on 504K fuselage with 504N undercarriage and wings and powered by rotary engine. Built under licence in Mexico as Avro Anahuac.Jackson 1990, p.105. *504L :Floatplane version.
Bentley Bentley Motors Limited is a British designer, manufacturer and marketer of luxury cars and SUVs. Headquartered in Crewe, England, the company was founded as Bentley Motors Limited by W. O. Bentley (1888–1971) in 1919 in Cricklewood, North ...
BR1, Clerget or Le Rhône engines. *504M :Three-seat cabin biplane. Only one was ever built. Gnome engine. *504N :Two-seat training aircraft. Redesigned postwar trainer for RAF with
Armstrong Siddeley Lynx The Armstrong Siddeley Lynx is a British seven-cylinder aero engine developed by Armstrong Siddeley. Testing began in 1920 and 6,000 had been produced by 1939. In Italy Alfa Romeo built a licensed version of this engine named the Alfa Romeo ...
engine. 598 built. *504O :Floatplane version of 504N. First aircraft to fly above the
Arctic Circle The Arctic Circle is one of the two polar circles, and the most northerly of the five major circles of latitude as shown on maps of Earth. Its southern equivalent is the Antarctic Circle. The Arctic Circle marks the southernmost latitude at w ...
in 1923 Oxford Expedition. *504P :Unbuilt version of the 504N with side-by-side seating.Jackson 1990, p.127. *504Q :Three-seat cabin biplane. The 504Q was built for the Oxford University Arctic Expedition. Only one was ever built, powered by an
Armstrong Siddeley Lynx The Armstrong Siddeley Lynx is a British seven-cylinder aero engine developed by Armstrong Siddeley. Testing began in 1920 and 6,000 had been produced by 1939. In Italy Alfa Romeo built a licensed version of this engine named the Alfa Romeo ...
engine. *504R Gosport :Reworked trainer with revised, lightweight structure. Five prototypes flown 1926 to 1927 with various engines (100 hp/75 kW Gnome Monosoupape, 100 hp/75 kW) Avro Alpha, (140 hp/104 kW)
Armstrong Siddeley Genet Major The Armstrong Siddeley Genet Major is a British five-cylinder (later seven-cylinder), air-cooled, radial engine for aircraft, designed and built by Armstrong Siddeley and first run in 1928. It developed 140 horsepower (104 kW). In Royal A ...
and (150 hp/110 kW)
Armstrong Siddeley Mongoose The Armstrong Siddeley Mongoose is a British five-cylinder radial aero engine produced by Armstrong Siddeley. Developed in the mid-1920s it was used in the Hawker Tomtit trainer and Parnall Peto seaplane amongst others. With a displacement ...
), with the Mongoose chosen for production aircraft. Ten were sold to Argentina, with 100 more built by FMA under licence in Argentina. Twelve were exported to Estonia, remaining in service until 1940, and an unknown number to Peru.Jackson 1990, p. 129-133. *504S :Two-seat training aircraft. Built under licence in Japan by Nakajima. *540 :Observer training version of 504K for Japan. *582 :Experimental version of 504N, with new wings of RAF 30 aerofoil section, Frise ailerons on the bottom mainplanes, wing struts reduced to a "K" arrangement and a simplified undercarriage. Converted back to 504N standard in 1928 for Bristol Titan engine test bed. *585 :504R modified with 504N undercarriage and Avro Alpha engine. *598 Warregull :Two-seat trainer based on 504N for Australia, not built. *599 Warregull II :Redesigned version of Type 598, not built. *Yokosuka K2Y1 :Japanese version of the Avro 504N, given the long designation Yokosuka Navy Type 3 Primary Trainer, powered by a
Mitsubishi The is a group of autonomous Japanese multinational companies in a variety of industries. Founded by Yatarō Iwasaki in 1870, the Mitsubishi Group historically descended from the Mitsubishi zaibatsu, a unified company which existed from 1870 ...
-built
Armstrong Siddeley Mongoose The Armstrong Siddeley Mongoose is a British five-cylinder radial aero engine produced by Armstrong Siddeley. Developed in the mid-1920s it was used in the Hawker Tomtit trainer and Parnall Peto seaplane amongst others. With a displacement ...
radial piston engine, 104 built. *Yokosuka K2Y2 :Improved version of the K2Y1, powered by a Gasuden Jimpu 2 radial piston engine. 360 built (K2Y1 and K2Y2).Mikesh and Abe 1990, p. 276. Watanabe built aircraft were given the long designation Watanabe Navy Type 3-2 Land-based Primary Trainer. *U-1 (Uchebnyi - 1) ''Avrushka'' :Russian copy of the 504K. Over 700 built.Jackson 1990, p. 104. *MU-1 (Morskoy Uchebnyi - 1) :Russian seaplane version. *Orlogsværftet Flyvemaskineværksted LB.I - Danish production at the Royal Naval Dockyard (''Orlogsværftet'')


Operators

; * Argentine Army Aviation Service - purchased 10 directly from Avro, with a further 34 license-built by FMA from 1928 to 1937. In service until 1938.The 504 is listed in several sources as having been used by the Argentine Air Force. This is because its predecessor, the ''Army Aviation Service'', was established in 1912 and dissolved in 1945 when the Air Force was created. ; *
Australian Flying Corps The Australian Flying Corps (AFC) was the branch of the Australian Army responsible for operating aircraft during World War I, and the forerunner of the Royal Australian Air Force (RAAF). The AFC was established in 1912, though it was not until ...
** No. 5 (Training) Squadron in the
United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the continental mainland. It comprises England, Scotland, Wales and North ...
** No. 6 (Training) Squadron in the United Kingdom ** No. 7 (Training) Squadron in the United Kingdom ** No. 8 (Training) Squadron in the United Kingdom ** Central Flying School AFC at
Point Cook, Victoria Point Cook is a suburb in Melbourne, Victoria, Australia, south-west of Melbourne's Central Business District, located within the City of Wyndham local government area. Point Cook recorded a population of 66,781 at the 2021 census. Point Cook ...
*
Royal Australian Air Force "Through Adversity to the Stars" , colours = , colours_label = , march = , mascot = , anniversaries = RAAF Anniversary Commemoration ...
** No. 1 Flying Training School RAAF at Point Cook *
Western Australian Airways West Australian Airways was an Australian airline based in Geraldton, Western Australia. Established on 5 December 1921 as Western Australian Airways by World War I pilot Norman Brearley, it was the first airline in Australia to establish a sche ...
*
Qantas Qantas Airways Limited ( ) is the flag carrier of Australia and the country's largest airline by fleet size, international flights, and international destinations. It is the world's third-oldest airline still in operation, having been founded ...
(Queensland And Northern Territory Aerial Service) ; *
Belgian Air Force The Belgian Air Component ( nl, Luchtcomponent, french: Composante air) is the air arm of the Belgian Armed Forces, and until January 2002 it was officially known as the Belgian Air Force ( nl, Belgische Luchtmacht; french: Force aérienne belg ...
purchased 50 British-built 504Ks from 1920 to 1922, with a further 27 being built under license by
SABCA SABCA (Sociétés Anonyme Belge de Constructions Aéronautiques) is a Belgian aerospace company. Its main sectors of activity are civil aviation, space and defence. SABCA was established during 1920. Presently, it is owned by the French aircraf ...
Jackson 1990, p.88. These were replaced by the 504N, 17 being built by Avro in 1929–31,Jackson 1990, p.123. and 31 being built under license.Jackson 1990, p.124. ; *
Bolivian Air Force The Bolivian Air Force ( es, Fuerza Aérea Boliviana or 'FAB') is the air force of Bolivia and branch of the Bolivian Armed Forces. History By 1938 the Bolivian air force consisted of about 60 aircraft (Curtiss Hawk fighters, Curtiss T-32 Co ...
11 Avro 504R Gosport ; *
Brazilian Air Force "Wings that protect the country" , colours = , colours_label = , march = Hino dos Aviadores , mascot = , anniversaries = 22 May (anniver ...
*
Brazilian Naval Aviation Brazilian Naval Aviation ( pt, Aviação Naval Brasileira; AvN) is the air arm of the Brazilian Navy operating from ships and from shore installations. History The Brazilian Naval Aviation branch was organized in August 1916, after creation of ...
; *
Royal Canadian Air Force The Royal Canadian Air Force (RCAF; french: Aviation royale canadienne, ARC) is the air and space force of Canada. Its role is to "provide the Canadian Forces with relevant, responsive and effective airpower". The RCAF is one of three environm ...
; *
Chilean Air Force "With full speed to the stars" , colours = Indigo White , colours_label = , march = Alte Kameraden , mascot = , anniversaries = 21 March ...
*
Chilean Navy The Chilean Navy ( es, Armada de Chile) is the naval warfare service branch of the Chilean Armed Forces. It is under the Ministry of National Defense. Its headquarters are at Edificio Armada de Chile, Valparaiso. History Origins and the Wars ...
; *
Republic of China Air Force The Republic of China Air Force, retroactively known by its historical name the Chinese Air Force and unofficially referred to as the Taiwanese Air Force, is the military aviation branch of the Republic of China Armed Forces, currently based i ...
; China-Nanjing * Reorganized Republic of China Air Force operated at least one in the trainer role. ; *
Royal Danish Air Force The Royal Danish Air Force ( da, Flyvevåbnet, lit=The Flying weapon) (RDAF) is the aerial warfare force of The Kingdom of Denmark and one of the four branches of the Danish Defence. Initially being components of the Army and the Navy, it was ...
*
Royal Danish Navy The Royal Danish Navy ( da, Søværnet) is the Naval warfare, sea-based branch of the Danish Defence force. The RDN is mainly responsible for maritime defence and maintaining the sovereignty of Denmark, Danish territorial waters (incl. Faroe Isla ...
; *
Estonian Air Force The Estonian Air Force ( et, Õhuvägi, ) is the aviation branch of the Estonian Defence Forces. The air force traces its history to 1918, and was re-established in its current form in 1991. As of 2016, the Estonian Air Force has a strength of ...
; *
Finnish Air Force The Finnish Air Force (FAF or FiAF; fi, Ilmavoimat, , Air forces; sv, Flygvapnet, , Air weapon) is one of the branches of the Finnish Defence Forces. Its peacetime tasks are airspace surveillance, identification flights, and production of Finnis ...
; *
Hellenic Air Force , colours = , colours_label = , march = , mascot = , anniversaries = 8 November , equipment = , equipment_label ...
*
Hellenic Navy The Hellenic Navy (HN; el, Πολεμικό Ναυτικό, Polemikó Naftikó, War Navy, abbreviated ΠΝ) is the naval force of Greece, part of the Hellenic Armed Forces. The modern Greek navy historically hails from the naval forces of vari ...
; *
Guatemalan Air Force The Guatemalan Air Force ( es, Fuerza Aérea Guatemalteca or ''FAG'') is a small air force composed mostly of U.S.-made aircraft throughout its history. The FAG is a subordinate to the Guatemalan Military and its commanding officer reports to th ...
;
British India The provinces of India, earlier presidencies of British India and still earlier, presidency towns, were the administrative divisions of British governance on the Indian subcontinent. Collectively, they have been called British India. In one ...
; *
Imperial Iranian Air Force The history of the Iranian Air Force, currently known as the Islamic Republic of Iran Air Force, can be divided into two phases—before the Islamic Revolution, and after it. Imperial era The Imperial Iranian Air Force (IIAF) was a branch ...
; *Irish Air Service *
Irish Air Corps "Watchful and Loyal" , colours = , colours_label = , march = , mascot = , anniversaries = , equipment = , equipment_label = , battles = ''see list of wars'' , decorations = , battle_honours = , battle_honours_label = , fl ...
; *
Imperial Japanese Navy Air Service The was the Naval aviation, air arm of the Imperial Japanese Navy (IJN). The organization was responsible for the operation of naval aircraft and the conduct of aerial warfare in the Pacific War. The Japanese military acquired their first air ...
; *
Latvian Air Force Latvian Air Force ( lv, Latvijas Gaisa spēki) is the aviation branch of the National Armed Forces. The first air force (AF) units were established 1992. It has no air combat capability, thus the defense of Latvian air space is maintained by NATO ...
*
Aizsargi Aizsargi (literally: "Defenders", "Guards") was a volunteer paramilitary organization or militia ( lv, Aizsargu organizācija, "Guards Organization", AO) in Latvia during the interbellum period (1918–1939). The Aizsargi was created on March 3 ...
; ; *
Mexican Air Force The Mexican Air Force (FAM; es, Fuerza Aérea Mexicana) is the primary aerial warfare service branch of the Mexican Armed Forces. It is a component of the Mexican Army and depends on the National Defense Secretariat ( SEDENA). The objective of ...
**Models made in Mexico were called "''Avro Anáhuac''" ; * Mongolian People's Army Air Corps ; *Dutch Army Aviation Group - *
Royal Netherlands East Indies Army Air Force The Royal Netherlands East Indies Army Air Force ( nl, Militaire Luchtvaart van het Koninklijk Nederlands-Indisch Leger, ML-KNIL) was the air arm of the Royal Netherlands East Indies Army in the Dutch East Indies (now Indonesia) from 1939 until ...
; *
New Zealand Permanent Air Force The Royal New Zealand Air Force (RNZAF) ( mi, Te Tauaarangi o Aotearoa, "The Warriors of the Sky of New Zealand"; previously ', "War Party of the Blue") is the aerial service branch of the New Zealand Defence Force. It was formed from New Zeala ...
; *
Norwegian Army Air Service The Norwegian Army Air Service (NoAAS) ( no, Hærens flyvåpen) was established in 1914.Official Norwegian Defence Force websiteHistory of the Royal Norwegian Air Force Its main base and aircraft factory was at Kjeller. On 10 November 1944, the ...
; *
Peruvian Air Force The Peruvian Air Force ( es, link=no, Fuerza Aérea del Perú, FAP) is the branch of the Peruvian Armed Forces tasked with defending the nation and its interests through the use of air power. Additional missions include assistance in safeguardin ...
; *
Polish Air Force The Polish Air Force ( pl, Siły Powietrzne, , Air Forces) is the aerial warfare branch of the Polish Armed Forces. Until July 2004 it was officially known as ''Wojska Lotnicze i Obrony Powietrznej'' (). In 2014 it consisted of roughly 16,425 mil ...
- 1 Avro 504K (captured from the Soviets in 1920). ; *
Portuguese Air Force , colours = , colours_label = , march = , mascot = , anniversaries = 1 July , equipment = , equipment_label ...
*
Portuguese Navy The Portuguese Navy ( pt, Marinha Portuguesa, also known as ''Marinha de Guerra Portuguesa'' or as ''Armada Portuguesa'') is the naval branch of the Portuguese Armed Forces which, in cooperation and integrated with the other branches of the Port ...
; *
Imperial Russian Air Service The Imperial Russian Air Service (russian: Императорскій военно-воздушный флотъ, , Emperor's Military Air Fleet) was an air force founded in 1912 for Imperial Russia."''12 августа 1912 года прик ...
; *
South African Air Force "Through hardships to the stars" , colours = , colours_label = , march = , mascot = , anniversaries = , equipment ...
; *
Soviet Air Force The Soviet Air Forces ( rus, Военно-воздушные силы, r=Voyenno-vozdushnyye sily, VVS; literally "Military Air Forces") were one of the air forces of the Soviet Union. The other was the Soviet Air Defence Forces. The Air Forces ...
- With original British-built examples, and Soviet built U-1 ''Avrushka'' copy. ;
Kingdom of Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = ''Plus ultra'' (Latin)(English: "Further Beyond") , national_anthem = (English: "Royal March") , i ...
*
Spanish Navy The Spanish Navy or officially, the Armada, is the maritime branch of the Spanish Armed Forces and one of the oldest active naval forces in the world. The Spanish Navy was responsible for a number of major historic achievements in navigation, ...
*
Spanish Republican Navy The Spanish Republican Navy was the Navy, naval arm of the Spanish Republican Armed Forces, Armed Forces of the Second Spanish Republic, the legally established government of Spain between 1931 and 1939. History In the same manner as the othe ...
; *
Swedish Air Force The Swedish Air Force ( sv, Svenska flygvapnet or just ) is the air force branch of the Swedish Armed Forces. History The Swedish Air Force was created on 1 July, 1926 when the aircraft units of the Army and Navy were merged. Because of the es ...
*
Swedish Navy The Swedish Navy ( sv, Svenska marinen) is the naval branch of the Swedish Armed Forces. It is composed of surface and submarine naval units – the Fleet () – as well as marine units, the Amphibious Corps (). In Swedish, vessels o ...
; *
Swiss Air Force The Swiss Air Force (german: Schweizer Luftwaffe; french: Forces aériennes suisses; it, Forze aeree svizzere; rm, Aviatica militara svizra) is the air component of the Swiss Armed Forces, established on 31 July 1914 as a part of the army and ...
; (Thailand) * Royal Siamese Air Force - 40 Avro 504N (at least). *
Royal Thai Navy The Royal Thai Navy ( Abrv: RTN, ทร.; th, กองทัพเรือไทย, ) is the naval warfare force of Thailand. Established in 1906, it was modernised by the Admiral Prince Abhakara Kiartiwongse (1880–1923) who is known as ...
; *
Turkish Air Force The Turkish Air Force ( tr, ) is the aerial warfare service branch of the Turkish Armed Forces. The Turkish Air Force can trace its origins back to June 1911 when it was founded by the Ottoman Empire, however, the air force as it is known t ...
- Two aircraft ; *
Royal Flying Corps "Through Adversity to the Stars" , colors = , colours_label = , march = , mascot = , anniversaries = , decorations ...
*
Royal Air Force The Royal Air Force (RAF) is the United Kingdom's air and space force. It was formed towards the end of the First World War on 1 April 1918, becoming the first independent air force in the world, by regrouping the Royal Flying Corps (RFC) and ...
*
Royal Naval Air Service The Royal Naval Air Service (RNAS) was the air arm of the Royal Navy, under the direction of the Admiralty's Air Department, and existed formally from 1 July 1914 to 1 April 1918, when it was merged with the British Army's Royal Flying Corps t ...
; *
American Expeditionary Force The American Expeditionary Forces (A. E. F.) was a formation of the United States Army on the Western Front of World War I. The A. E. F. was established on July 5, 1917, in France under the command of General John J. Pershing. It fought alon ...
*
United States Army Air Service The United States Army Air Service (USAAS)Craven and Cate Vol. 1, p. 9 (also known as the ''"Air Service"'', ''"U.S. Air Service"'' and before its legislative establishment in 1920, the ''"Air Service, United States Army"'') was the aerial war ...
; *
Uruguayan Air Force The Uruguayan Air Force ( es, Fuerza Aérea Uruguaya, abbreviated FAU) is the air service branch of the Armed Forces of Uruguay. Originally created as part of the National Army of Uruguay, the Air Force was established as a separate branch on Dec ...


Surviving aircraft and replicas

;Australia * A3-4 – 504K on static display at the
Australian War Memorial The Australian War Memorial is Australia's national memorial to the members of its armed forces and supporting organisations who have died or participated in wars involving the Commonwealth of Australia and some conflicts involving pe ...
in Campbell, Australian Capital Territory. It was initially given the serial number H2174 before being sent to Australia in 1918–19. It was donated to the memorial in August 1929. It was loaned to
Qantas Qantas Airways Limited ( ) is the flag carrier of Australia and the country's largest airline by fleet size, international flights, and international destinations. It is the world's third-oldest airline still in operation, having been founded ...
in 1965 and restored to resemble the first Qantas aircraft. It was restored to original condition and returned to the Australian War Memorial in 1987. * Replica – 504K on static display at the
Qantas Founders Outback Museum The Qantas Founders Outback Museum is a museum located in Longreach, Queensland, Australia. The museum was opened on 9 June 1996 in the heritage-listed Qantas Hangar, built by Qantas in 1922. Stage 2 of the Qantas Founders Museum was part of a ...
in
Longreach, Queensland Longreach is a town and a locality in the Longreach Region, Queensland, Australia. It is the administrative centre of the Longreach Regional Council, which was established in 2008 as a merger of the former Longreach, Ilfracombe, and Isisford s ...
. Built in 1988, it is marked as G-AUBG and represents the first Qantas Avro 504K. * Replica – 504K on static display at the
Sydney Airport Sydney Kingsford Smith Airport (colloquially Mascot Airport, Kingsford Smith Airport, or Sydney Airport; ; ) is an international airport in Sydney, Australia, located 8 km (5 mi) south of the Sydney central business district, in the ...
in
Sydney, New South Wales Sydney ( ) is the capital city of the state of New South Wales, and the most populous city in both Australia and Oceania. Located on Australia's east coast, the metropolis surrounds Sydney Harbour and extends about towards the Blue Mountains ...
. Built in 1988, it is marked as G-AUBG and represents the first Qantas Avro 504K. * Replica – 504K on static display at the
RAAF Museum RAAF Museum is the official museum of the Royal Australian Air Force, the second oldest air force in the world, located at RAAF Williams Point Cook, Victoria, Australia which is the oldest continuously operating Military Air Base in the world. T ...
in
Point Cook, Victoria Point Cook is a suburb in Melbourne, Victoria, Australia, south-west of Melbourne's Central Business District, located within the City of Wyndham local government area. Point Cook recorded a population of 66,781 at the 2021 census. Point Cook ...
. It uses an original engine, fittings, and instruments and is marked as E3747. ;Canada * H2453 – 504K on static display at the
Canada Aviation and Space Museum The Canada Aviation and Space Museum (french: link=no, Musée de l'Aviation et de l'Espace du Canada) (formerly the Canada Aviation Museum and National Aeronautical Collection) is Canada's national aviation history museum. The museum is located ...
in
Ottawa, Ontario Ottawa (, ; Canadian French: ) is the capital city of Canada. It is located at the confluence of the Ottawa River and the Rideau River in the southern portion of the province of Ontario. Ottawa borders Gatineau, Quebec, and forms the core ...
. It was previously registered as G-CYFG and before that owned by
Cole Palen Cole Palen (December 28, 1925 – December 8, 1993) was the founder of the Old Rhinebeck Aerodrome, a living museum of vintage aircraft from 1900-1937 located in Red Hook, New York. Palen's aerodrome boasts one of the finest collections of an ...
. * Replica – 504K on static display at the
Base Borden Military Museum Base Borden Military Museum is a military museum located on the grounds of CFB Borden, in Borden, Ontario, Canada. Combining four separate museums, it has numerous items, equipment and vehicles from all eras of Canadian military history, including ...
at
CFB Borden Canadian Forces Base Borden (also CFB Borden, French: Base des Forces canadiennes Borden or BFC Borden), formerly RCAF Station Borden, is a large Canadian Forces base located in Ontario. The historic birthplace of the Royal Canadian Air Force, CF ...
near Angus, Ontario. It is on loan from the
Canada Aviation and Space Museum The Canada Aviation and Space Museum (french: link=no, Musée de l'Aviation et de l'Espace du Canada) (formerly the Canada Aviation Museum and National Aeronautical Collection) is Canada's national aviation history museum. The museum is located ...
, was previously registered as G-CYCK, and before that was owned by J.S. Appleby. ;Finland * AV-57 – 504K in storage at the
Finnish Airforce Museum The Finnish Air Force Museum ( fi, Suomen Ilmavoimamuseo), formerly the Aviation Museum of Central Finland ( fi, Keski-Suomen ilmailumuseo), is an aviation museum located near Jyväskylä Airport in Tikkakoski, Jyväskylä, Finland. The museum ...
in Tikkakoski, Jyväskylä. ;New Zealand * A202 – 504K airworthy at The Vintage Aviator in Masterton, Wellington. It was purchased by the New Zealand Permanent Air Force in 1925, and subsequently operated as a civilian aircraft. ;Norway * Unknown – 504K on static display at the Norwegian Aviation Museum in Bodø, Nordland. It was in service from July 1921 to 1928 and has been on display at the museum since 1995. It is painted with the registration number 103, which belonged to 504A that crashed in 1919. ;Russia * Replica – 504K airworthy in Russia. It was previously on display at the
Military Aviation Museum The Military Aviation Museum in Virginia Beach, Virginia, is home to one of the world's largest collections of warbirds in flying condition. It includes examples from Germany, France, Italy, Russia, the United Kingdom, and the United States, from ...
in
Virginia Beach, Virginia Virginia Beach is an independent city located on the southeastern coast of the Commonwealth of Virginia in the United States. The population was 459,470 at the 2020 census. Although mostly suburban in character, it is the most populous city ...
. It has been given the serial number "H5991" and is painted in Royal Flying Corps colors. ;United Kingdom * BK892 – 504K airworthy at the
Shuttleworth Collection The Shuttleworth Collection is a working aeronautical and automotive collection located at the Old Warden Aerodrome, Old Warden in Bedfordshire, England. It is the oldest in the world and one of the most prestigious, due to the variety of old a ...
in Old Warden, Bedfordshire. It was originally given the serial number H5199, but was converted to a 504N and sold into civilian ownership. However, it was later impressed into RAF service during World War II as a glider tug, at which point it was given a new serial number. Again returned to civilian use after the war, it was used in the filming of Reach for the Sky. * D7560 – 504K on static display at the
Science Museum A science museum is a museum devoted primarily to science. Older science museums tended to concentrate on static displays of objects related to natural history, paleontology, geology, industry and industrial machinery, etc. Modern trends in mu ...
in
London London is the capital and largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary down to the North Sea, and has been a majo ...
. * H2311 – 504K on static display at the Museum of Science and Industry in
Manchester Manchester () is a city in Greater Manchester, England. It had a population of 552,000 in 2021. It is bordered by the Cheshire Plain to the south, the Pennines to the north and east, and the neighbouring city of Salford to the west. The t ...
. * Composite – 504K on static display at the
Royal Air Force Museum London The Royal Air Force Museum London (also commonly known as the RAF Museum) is located on the former Hendon Aerodrome. It includes five buildings and hangars showing the history of aviation and the Royal Air Force. It is part of the Royal Air Forc ...
in
London London is the capital and largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary down to the North Sea, and has been a majo ...
. It is made up of the fuselage of G-EBJE and the wings of G-EBKN. * Replica – 504K on static display at the
Brooklands Museum Brooklands Museum is a motoring and aviation museum occupying part of the former Brooklands motor-racing track in Weybridge, Surrey, England. Formally opened in 1991, the museum is operated by the independent Brooklands Museum Trust Ltd, a pri ...
in
Weybridge, Surrey Weybridge () is a town in the Borough of Elmbridge in Surrey, England, around southwest of central London. The settlement is recorded as ''Waigebrugge'' and ''Weibrugge'' in the 7th century and the name derives from a crossing point of the ...
. Marked as G-AACA, it was originally built as a taxiable replica for the 1970s BBC TV series 'Wings'; later acquired by the RAF Museum, Hendon and stored at RAF Henlow then loaned to Brooklands Museum c.1987. Later donated to Brooklands Museum, fitted with an original rotary engine and restored to represent one of two 504s used by the Brooklands School of Flying in the late 1920s and early 1930s. * Replica – 504J on static display at
Solent Sky Solent Sky is an aviation museum in Southampton, Hampshire, previously known as Southampton Hall of Aviation. It depicts the history of aviation in Southampton, the Solent area and Hampshire. There is special focus on the Supermarine aircraft c ...
in Southampton, Hampshire. It is marked as C4451 and was built by ADJ, BAPC No 210. *Replica-504K built by Pursang in Argentina in 2010, bought by Eric Vernon-Roe, grandson of Alliot Vernon-Roe, founder of Avro, and then to the UK. Registered as G-EROE, it displays with the Great War Display Team. ;United States * A201 – 504 under restoration at Blue Swallow Aircraft in
Earlysville, Virginia Earlysville is an unincorporated community and census-designated place in Albemarle County, Virginia, United States, roughly north of Charlottesville. It was first listed as a CDP in the 2020 census with a population of 1,153. History It i ...
. * Replica – 504 under construction at Blue Swallow Aircraft in Earlysville, Virginia * Replica – 504K undergoing work to airworthy at the
Old Rhinebeck Aerodrome The Old Rhinebeck Aerodrome is a living museum in Rhinebeck, New York. It owns many examples of airworthy aircraft of the Pioneer Era, World War I and the Golden Age of Aviation between the World Wars, and multiple examples of roadworthy antiqu ...
in
Red Hook, New York Red Hook is a town in Dutchess County, New York, United States. The population was 9,953 at the time of the 2020 census, down from 11,319 in 2010. The name is supposedly derived from the red foliage on trees on a small strip of land on the Hu ...
. It has been flying since 1971. * Replica – 504K on static display at the
National Museum of the United States Air Force The National Museum of the United States Air Force (formerly the United States Air Force Museum) is the official museum of the United States Air Force located at Wright-Patterson Air Force Base, northeast of Dayton, Ohio. The NMUSAF is the ...
in
Dayton, Ohio Dayton () is the sixth-largest city in the U.S. state of Ohio and the county seat of Montgomery County. A small part of the city extends into Greene County. The 2020 U.S. census estimate put the city population at 137,644, while Greater Day ...
. It was built in 1966-1967 by the Royal Canadian Air Force's Aircraft Maintenance & Development Unit and arrived at the museum in May 2003. It was previously registered as G-CYEI.


Specifications (Avro 504K)


Notable appearances in media


_See_also

*_:de:Duks_U-1.html" ;"title="WP:AIRPOP.html" ;"title="Aircraft in fiction, please see Aircraft_in_fiction,_please_see_WP:AIRPOP_-->


_See_also

*_:de:Duks_U-1">German_language_page_on_the_Soviet-produced_U-1_''Avrushka'' *_Sempill_Mission.html" ;"title="WP:AIRPOP">Aircraft in fiction, please see WP:AIRPOP -->


See also

* :de:Duks U-1">German language page on the Soviet-produced U-1 ''Avrushka'' * Sempill Mission">WP:AIRPOP">Aircraft in fiction, please see WP:AIRPOP -->


See also

* :de:Duks U-1">German language page on the Soviet-produced U-1 ''Avrushka'' * Sempill Mission


Footnotes


Notes


Bibliography

* * * * * * * * * * * * * * * * * * *


External links


Argentine AVRO 504 (Spanish)Avro 504 siteRAF Museum Hendon/LondonBiplanes.de German language page with Old Rhinebeck Aerodrome's Avro 504 reproductionBiplanes.de German language page with assembly photos of ORA's Avro 504 reproductionYouTube Video of Old Rhinebeck's Avro 504 reproduction in flightOld Rhinebeck Aerodrome's Avro 504 page
{{Authority control 1910s British bomber aircraft 1910s British military reconnaissance aircraft 1910s British military trainer aircraft Military aircraft of World War I Avro aircraft, 504 Biplanes Single-engined tractor aircraft Aircraft first flown in 1913 Rotary-engined aircraft