Yakovlev Yak-3




As early as 1941 Yakovlev was considering means whereby he could wring the highest possible performance out of the basic Yak-1 design. As there was no immediate prospect of more power, and armament and equipment were already minimal, the only solution seemed to be to cut down the airframe, reduce weight and reduce drag. In the Yak-1M the wing was reduced in size, the oil cooler replaced by twin small coolers in the wing roots, the rear fuselage cut down and a simple clear-view canopy fitted, the coolant radiator duct redesigned and other detail changes made. The result was a fighter even more formidable in close combat than the Yak-1 and Yak-9 families, though it landed faster.


The production Yak-3 was further refined by a thick coat of hard-wearing wax polish, and after meeting the new fighter during the mighty Kursk battle in the summer of 1943 the Luftwaffe recognised it had met its match. Indeed by 1944 a general directive had gone out to Luftwaffe units on the Eastern Front to "avoid combat below 5,000 m with Yakovlev fighters lacking an oil cooler under the nose". To show what the Yak-3 could do when bravely handled, despite its armament - which was trivial compared with that of the German fighters - on 14th July 1944 a force of 18 met 30 Luftwaffe fighters and destroyed 15 for the loss of one Yak-3. Small wonder that, offered all available Soviet, British or American fighters, the famed Normandie-Niemen Group changed from the Yak-9 to the Yak-3 and scored the last 99 of their 273 victories on these machines.



 





 

Yakovlev Yak-3 Specifications

Type

Fighter

Power Plant

1xVK-105PF-2 1,225 hp Klimov 12 cylinder V, liquid cooled

Unladen weight

4,960 lb (2,250 kg)

Laden weight

5,864 lb (2,660 kg)

Max Speed (Sea Level)

 

Max Speed

404 mph (650 k/ph)

Cruising Speed

 

Climbing Rate

4,265 ft (1,300 m)/min

Max range

506 miles (815kms)

Service Ceiling

35,450 ft (10,800 m)

Armament 

1x20 mm ShVAK cannon (120 rounds), nose

2x12.7 mm UBS machine guns (250 rounds per gun), cowling

Wingspan

30ft 2.25 in (9.2m)

Length

27ft 10.2in (8.5m)

Height

7ft 10in (2.39m)

Wing Area

(14.83 sq m)

 



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