PZL.48 Lampart - Specification

Specification

It was a twin-engine low-wing cantilever monoplane of metal construction, metal covered. The fuselage was semi-monocoque, elliptic in cross-section. The crew of two - pilot and rear gunner/bombardier/observer - sat under separate canopies, far from each other, fitted with dual controls. The canopy of the pilot's cockpit opened sideways. Three part wing, outer parts built around light closed profiles. Wings fitted with slats and split flaps. Twin vertical stabilizers. Engines in underwing nacelles with NACA covers. Retractable landing gear, with main wheels retracting into engine nacelles, and a rear skid. Three-blade variable pitch propellers. Integral fuel tanks in wings. Armament (planned): two fixed 20 mm guns and two 7.92 mm PWU wz.36 machine guns in the fuselage nose, twin 7.92 mm PWU wz.37 machine guns of a rear gunner, hiding in the fuselage (Lampart A) or 8 fixed machine guns (Lampart B). It could carry 300-kg of bombs.

Performances below are expected figures.

General characteristics

• Crew: 2, pilot, rear gunner/bombardier
• Length: 8.7 m
• Wingspan: 11.5 m
• Height: 2.50 m
• Wing area: 21.5 m² (ft²)
• Empty weight: 2,400 kg
• Loaded weight: 3,500 kg
• Useful load: 1,100 kg
• Powerplant: 2 × Gnome-Rhône 14M07 air-cooled 14-cylinder radial engine, 730 hp each

Performance

• Maximum speed: 560 km/h
• Range: 1500 km
• Service ceiling: 10,000 m
• Rate of climb: 9 m/s estimated
• Wing loading: 154 kg/m²

Armament

• 2 x 20 mm FK wz.38D cannon fixed in nose
• 2 x 7.92 mm PWU wz.36 machine guns fixed in nose
• 2 x 7.92 mm PWU wz.37 machine guns movable at the upper rear
• 300 kg bombs