PWS-5

1st Flight 1928

Single PWS-5s were evaluated in a few Military Aviation units, after the evaluation they were used for liaison and target-towing.

Variants

PWS-7

The original designation of the first prototype, changed early in 1929, with the revision of the PWS designation system, to PWS-5.

PWS-5

The designation of the two prototypes after the PWS designation revision.

Two built.

PWS-5t2

Production aircraft delivered to the Lotnictwo Wojskowe (Military Aviation), for trials and operational evaluation.

Five built.

PWS 6

A progressive development of the PWS-5 fitted with Handley Page automatic leading-edge slats, higher aspect ratio wings, full-span flaperons on the lower wing (upper wing ailerons removed).

The fuselage was faired to a circular section and the engine enclosed in a Townend ring. One built.

Specifications

Crew: 2

Length: 6.78 m (22 ft 3 in)

Wingspan: 9 m (29 ft 6 in)

Height: 2.9 m (9 ft 6 in)

Wing area: 25.00 m2 (269.1 sq ft)

Empty weight: 787 kg (1,735 lb)

Gross weight: 1,180 kg (2,601 lb)

Powerplant: 1 × Skoda-Wright J-5 Whirlwind 9-cylinder air-cooled radial piston engine, 160 kW (220 hp)

Propellers: 2-bladed wooden fixed-pitch propeller

Performance

Maximum speed: 155 km/h (96 mph, 84 kn) at sea level

Cruise speed: 135 km/h (84 mph, 73 kn)

Stall speed: 60 km/h (37 mph, 32 kn)

Range: 550 km (340 mi, 300 nmi)

Service ceiling: 2,500 m (8,200 ft)

Rate of climb: 2.7 m/s (530 ft/min)

Wing loading: 47.2 kg/m2 (9.7 lb/sq ft)

Power/mass: 0.3045 kW/kg (0.1852 hp/lb)

Armament

Guns: 1 x 7.7 mm (0.303 in) machinegun.

……………………………………………………………………………………………………………………………………………………………………………………………………………………………………

 

 

Share on facebook

Share on facebook