PZL.55 Knowpia

PZL.55
Role	Fighter aircraft
National origin	Poland
Manufacturer	Państwowe Zakłady Lotnicze
Status	Project
Primary user	Polish Air Force (planned)
Developed from	PZL.26

This fighter is sometimes called "PZL.62", but the correct designation is PZL.55.^[1]

PZL.55 was a Polish pre-war initial project for a fighter aircraft, designed by Jerzy Dąbrowski of the PZL works. The design was for a single-seat low-wing monoplane, developed from the PZL.26 sports plane and private sports plane project designed by Jerzy Dąbrowski for his own purposes.

The prototype PZL.55/I was designed for the Hispano-Suiza 12Y inline engine but production aircraft were intended to be powered by Hispano-Suiza 12Z inline engines.^[2]

Planned specifications (PZL.55) edit

Data from ^[3]

General characteristics

Length: 9.6 m (31 ft 6 in)
Wingspan: 11.25 m (36 ft 11 in)
Height: 2.7 m (8 ft 10 in)
Wing area: 22.5 m² (242 sq ft)
Empty weight: 2,300 kg (5,071 lb)
Gross weight: 3,250 kg (7,165 lb)
Powerplant: 1 × Hispano-Suiza 12Z V-12 liquid-cooled piston engine, 1,200 kW (1,600 hp)