/ PWS-10 & PWS-15
PWS-10 & PWS-15
The PWS-10 was a Polish fighter aircraft.
It was the first Polish designed fighter to enter serial production.
A variant of PWS-10 was a biplane PWS-15, being a PWS-10 with another pair of wings.
A single prototype was made to compare with a monoplane on the factory’s initiative.
It first flew in the spring of 1931.
It offered better manoeuvrability and climb ratio with a slightly lower maximum speed.
PWS-15 was not produced and was soon broken up.
Single-seat fighter biplane.
This was the original designation of the PWS-10.
PWS-10 with a new wing, one conversion only, not successful.
7.7 m (25 ft 3 in)
10.5 m (34 ft 5 in)
2.9 m (9 ft 6 in)
18.25 m2 (196.4 sq ft)
1,113 kg (2,454 lb)
1,500 kg (3,307 lb)
Max take-off weight
1,550 kg (3,417 lb)
1 × Lorraine-Dietrich 12Eb W-12 water-cooled piston engine, 356 kW (478 hp)
2-bladed fixed-pitch propeller
240 km/h (150 mph, 130 kn)
215 km/h (134 mph, 116 kn)
520 km (320 mi, 280 nmi)
5,900 m (19,400 ft)
Rate of climb
5.8 m/s (1,140 ft/min)
82.3 kg/m2 (16.9 lb/sq ft)
2 x 7.7 mm Vickers machine guns.
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