/ Yakovlev Yak-52
The Yakovlev Yak-52 is a Soviet primary trainer aircraft which first flew in 1976.
It was produced in Romania from 1977 to 1998 by Aerostar, as the Iak-52, which gained manufacturing rights under agreement within the former COMECON socialist trade organisation.
The Yak-52 was designed as an aerobatic trainer for students in the Soviet DOSAAF training organisation, which trained civilian sport pilots and military pilots.
Two-seat primary trainer aircraft, powered by a 360-hp (268-kW) Vedeneyev M-14P nine-cylinder radial piston-engine.
Two-seat light ground-attack aircraft, armed with two UB-32-57 rocket pods, each capable of carrying up to 32 air-to-ground S-5 rockets.
2003 modernised version, powered by a Vedeneyev M-14Kh radial piston engine. It is fitted with a three-bladed propeller, new avionics and crew escape system.
Romanian designation of Yak-52 produced by Aerostar.
Aerostar Condor – Westernised version proposed by Aerostar, powered by Lycoming O-540 engine.
Westernised version produced by Aerostar, powered by M-14P or M-14Kh engine, but with all western instruments installed.
Westernised version produced by Aerostar, powered by M-14P or M-14Kh engine and tail wheel instead of front wheel.
This version has all-western instruments, deeply modernised wing that provide complete retraction of main wheels and, also, enlargement of fuel tanks volume up to 280 l.
7.745 m (25 ft 5 in)
9.30 m (30 ft 6 in)
2.70 m (8 ft 10 in)
15.00 m2 (161.5 sq ft)
1,015 kg (2,238 lb)
Max takeoff weight
1,305 kg (2,877 lb)
122 L (32 US gal; 27 imp gal)
1 × Vedeneyev M-14P nine-cylinder radial engine, 270 kW (360 hp)
2-bladed V-530TA-D35 constant-speed propeller
285 km/h (177 mph, 154 kn) at sea level
190 km/h (120 mph, 100 kn) at 1,000 m (3,300 ft) (econ cruise)
85–90 km/h (53–56 mph, 46–49 kn) flaps down, engine idling
Never exceed speed
360 km/h (220 mph, 190 kn)
550 km (340 mi, 300 nmi) at 500 m (1,600 ft)
4,000 m (13,000 ft)
Rate of climb
5.00 m/s (985 ft/min)
Time to altitude
15 min to 4,000 m (13,000 ft).
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