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Czechoslovakia's Avia B 534, Avia B.534 fighter


Avia B.534 fighter:
Czechoslovakia's Avia B.534 fighter


The Avia B.534 was designed by František Novotny.

The B.534 had a metal skeleton and the cover was fabric and metal.


The B 534 prototype first flew in August 1933.


An order for 100 B.534s was placed on July 17, 1934. A second order was placed for 47 which was then raised to a total of 447. Production of the B 534 went until 1939.

  • Prototype: 1
  • Avia B 534-I: 47
  • Avia B 534-II: 99
  • Avia B 534-III: 46
  • Avia B 534-IV: 272
  • Avia Bk 534: 35, 54
  • Total: 445, 500
    • Manufacturer: Avia


  • Avia B 534-I: Open cockpit. The spats on the wheels were removed. The guns were mounted in the wings and on the fuselage.
  • Avia B 534-II: Had the four guns on the fuselage.
  • Avia B 534-III: Had wheel spats added.
  • Avia B 534-IV: Had an enclosed cockpit with a sliding canopy. Had one gun firing through propeller hub and the other three were on the fuselage.
  • Avia Bk.534: A 7.7 mm MG was mounted between the engine's cylinders.


The Avia B 534 was used by Bulgaria, Czechoslovakia, Germany, Greece, Slovakia, and Yugoslavia.

Air Races

In 1937 the Avia B.534 competed in the International Aeronautical Meet at Zurich. The Czechoslovakian team won 2nd, 3rd, and 4th place. The winner was the Bf 109.

First Unit

The 4th Air Regiment was first equipped with the Avia B.534 in 1935.

Combat Biplane

The Avia B 534 was one of the few biplanes that saw active service in World War II.

Greek Air Force

The Greek Air Force received six B 534-IIIs before the start of World War II.

Yugoslavian Air Force

The Yugoslavian Air Force received fourteen B 534-IIIs before World War II started.

German Occupation

When the Germans occupied Czechoslovakia in March 1939 the Luftwaffe took over around 450 B 534s. The were used as fighters, trainers, and glider tugs.

Slovak Air Force

When the Slovak Air Force was created 70 B 534s were transferred to their control.

Three squadrons were equipped with the B 534 and sent to the Russian front in July 1941.

Slovak Revolt

In the Slovak revolt of 1944 three surviving B 534s were used against the Germans.

Bulgarian Air Force

The Bulgarian Air Force received 78 B 534-IVs. Some were used in the defense of Ploesti.


  Avia B 534, Avia B.534
Type Fighter
Crew 1
Engine (Type) Avia built Hispano-Suiza 12 Ydrs
Avia-Hispano-Suiza 12 Ydrs
Cylinders V 12
Cooling Liquid
HP 850, 860
Propeller blades 3
Span 30' 10"
9.4 m
Length 26' 11"
8.2 m
Height 9' 2", 10' 2"
2.79 m, 3.1 m
Wing area  
Empty 3,218 lb
1,460 kg
Loaded 4,365 lb
1,980 kg
Speed @ 14,435' /
4,400 m
245 mph
394 kph
Cruising speed  
Service ceiling 34,875'
10,600 m
Range 373 miles
600 km
Armament 4: MGs
4: 7.7 mm MG
Lower wings 2: MG
Fuselage sides 2: MG
  Avia B 534-IV
Engine (Type)  
Propeller blades  
Wing area  
Speed at sea level 214 mph
344 kph
Speed @ 14,435' /
4,400 m
245 mph
394 kph
Cruising speed 215 mph
346 kph
Climb 2,950'/minute
900 m/minute
Climb to 16,400' /
5,000 m
5 minutes
Service ceiling 34,875'
10,630 m
Range 373 miles
600 km
Lower wings  
Fuselage sides  


  1. Aircraft of WWII, Stewart Wilson, 1998
  2. Complete Book of World War II Combat Aircraft, Enzo Angelucci, Paolo Matricardi, Pierluigi Pinto, 1988
  3. World War II Airplanes Volume 1, Enzo Angelucci, Paolo Matricardi, 1976
20th Century American Military History Crucial Site