Boeing F4B-2

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Název:
Name: 		Boeing F4B-2 Boeing F4B-2
Originální název:
Original Name: 		Boeing F4B-2
Kategorie:
Category: 		stíhací letoun fighter aeroplane
Výrobce:
Producer:		 DD.MM.1931-DD.MM.1931 Boeing Aircraft Division, United Aircraft & Transport Corp., Seattle, Washington
Období výroby:
Production Period: 		DD.MM.1931-DD.MM.1931
Vyrobeno kusů:
Number of Produced: 		47
První vzlet:
Maiden Flight: 		DD.MM.RRRR
Osádka:
Crew: 		1
Základní charakteristika:
Basic Characteristics:		 
Vzlet a přistání:
Take-off and Landing: 		CTOBAR - standardní vzlet, přistání s pomocí brzdících lan CTOBAR - conventional take-off but arested recovery
Uspořádání křídla:
Arrangement of Wing: 		dvouplošník biplane
Uspořádání letounu:
Aircraft Concept: 		klasické conventional
Podvozek:
Undercarriage:		 pevný fixed
Přistávací zařízení:
Landing Gear:		 kola wheels
Technické údaje:
Technical Data: 		 
Hmotnost prázdného letounu:
Empty Weight: 		938 kg 2067 lb
Vzletová hmotnost:
Take-off Weight: 		1270 kg 2799 lb
Maximální vzletová hmotnost:
Maximum Take-off Weight: 		? kg ? lb
Rozpětí:
Wingspan: 		9.14 m 30ft
Délka:
Length: 		6.11 m 20ft 0,69in
Výška:
Height: 		2.77 m 9ft 1,25in
Plocha křídla:
Wing Area: 		21.14 m2 227.5 ft2
Plošné zatížení:
Wing Loading: 		? kg/m2 ? lb/ft2
Pohon:
Propulsion:		 
Kategorie:
Category:		 pístový piston
Počet motorů:
Number of Engines:		 1
Typ:
Type:		 Pratt & Whitney R-1340D Wasp o výkonu 373 kW
dvoulistá kovová vrtule		 Pratt & Whitney R-1340D Wasp, power 500 hp
two-blade metal propeller
Objem palivových nádrží:
Fuel Tank Capacity: 		208-416 l 55-110 US gal
Výkony:
Performance: 		 
Maximální rychlost:
Maximum Speed: 		299.3 km/h v 1829 m 186 mph in 6000 ft
Cestovní rychlost:
Cruise Speed: 		254.3 km/h v ? m 158 mph in ? ft
Rychlost stoupání:
Climb Rate: 		? m/s ? ft/min
Čas výstupu na výšku:
Time to Climb to: 		2,5 min do 1524 m 2,5 min to 5000 ft
Operační dostup:
Service Ceiling: 		8199 m 26900 ft
Dolet:
Range: 		933.4 km 580 mi
Maximální dolet:
Maximum Range: 		1187.7 km 738 mi
Výzbroj:
Armament: 		2x pevný synchronizovaný 7,62mm kulomet Browning nebo
1x 7,92mm a 1x 12,7mm kulomet Browning

2x 53kg bomba		 2x fixed .30 Browning machine gun, or
1x dixed .30 and 1x .50 Browning machine gun

2x 116 lb bomb
Uživatelské státy:
User States:
Poznámka:
Note: 		- -
Zdroje:
Sources: 		Davis, Larry. P-12/F4B in Action, In Action No.141. Squadron/Signal Publications, Carrollton 1994. ISBN 0-89747-309-4.
Bowers, Peter M. The Boeing F4B-4, Profile No.27, Profile Publications, Leatherhead.
Bowers, Peter M. The Boeing P-12E, Profile No.2. Profile Publications, Leatherhead.
Bowers, Peter M. Boeing Aircraft since 1916. Putnam Aeronautical Books, London 1989. ISBN 0-85177-804-6.
Swanborough, F. G., Bowers, P. M. US Navy Aircraft Since 1911, Putnam Aeronautical Books, London 1990. ISBN 0-85177-838-0.
Pelletier, Alain. Boeing - The Complete Story. Haynes Publishing, Yeovil 2010. ISBN 978-1-84425-703-4.
Jones, LLoyd S. U.S. Fighters. Aero Publishers, Inc. Fallbrook 1975.
United States Army and Air Force Fighters 1916-1961, Harleyford Publications, Letchworth 1961.
http://www.aerofiles.com/_boe2.html
http://www.airminded.net/F4b/BoeF4b.html
www.nasaimages.org

Boeing F4B-2 - VF-5 Red Rippers

VF-5 Red Rippers
URL : https://www.valka.cz/Boeing-F4B-2-t81278#297851 Version : 0
The second naval variant of the F4B was created as an analogue of the army P-12C at the end of the year 1930. In comparison with the F4B-1, this meant a return to the chassis with the common axis of the wheels, the use of a motor of a ring Townend and unlike the P-12C (which, of course, lacked even the landing hook) also the tail wheel instead of the spurs. The first Model 223, the sound of his corporate designation, he was transferred to the navy 2. January 1931, the last 2.may, and the total was built 47 machines, A8613/8639 and A8791/8809. F-4B-2 to complement its predecessor in the squadron VF-5B USS Lexington, the newly but they served in the fighter squadrons VF-6B the USS Saratoga or VF-2B USS Langley. As well as the F4B-1 was gradually upgraded and by the end of the year 1932 received while under the new regulations for the maintenance of the broad rudder of the F4B-4.

In colouring there was the F4B-2 to change the top wing left top yellow and the other cloth covered surfaces (wings, sides of the torso silver, the metal parts but they were now at the Boeing stained a light gray..
Boeing F4B-2 - F4B-2 letky VF-2 na Army Navy Day, 1939. Stroj dostal novou směrovku z F4B-4.

F4B-2 letky VF-2 na Army Navy Day, 1939. Stroj dostal novou směrovku z F4B-4.
URL : https://www.valka.cz/Boeing-F4B-2-t81278#416372 Version : 0
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