Boulton Paul Sidestrand - Specifications (Mk III)

Specifications (Mk III)

Data from The British Bomber since 1914

General characteristics

• Crew: three or four (pilot and 2-3 gunners)
• Length: 46 ft 0 in (14.02 m)
• Wingspan: 71 ft 11 in (21.93 m)
• Height: 14 ft 9½ in (4.51 m)
• Wing area: 979.5 ft² (90.3 m²)
• Empty weight: 6,370 lb (2,895 kg)
• Loaded weight: 10,200 lb (4,636 kg)
• Powerplant: 2 × Bristol Jupiter VIIIF 9-cylinder air-cooled radial engine, 460 hp (343 kW) each

Performance

• Maximum speed: 139 mph (121 kn, 224 km/h) at 6,500 ft (1,980 m)
• Range: 520 mi (452 nmi, 873 km)
• Service ceiling: 20,800 ft (6,300 m)
• Wing loading: 10.4 lb/ft² (50.3 kg/m²)
• Power/mass: 0.090 hp/lb (148 W/kg)
  
• Climb to 6,500 ft (1,980 m): 6 min 42 sec

Armament

• Guns: 2 × .303 in (7.7 mm) Lewis guns. One in nose, other in eith dorsal and ventral gun positions
• Bombs: 1,040 lb (473 kg) total