MARTIN-BAKER MB.5
- Second of the F.I8/39 fighter prototypes ordered in 1939 (see Martin-Baker
MB.3), the Martin-Baker MB.5 (R2496) was a much-developed version,
featuring a 1,900 hp R-R Griffon 83 with centra-props, and four cannon
armament. First flown at Harwell on May 13,1944, but requirement overtaken
by advent of jet-powered fighters, and second Martin-Baker MB.5 (R2500)
not built. Flight demonstrations with R2496 continued until end-1947.
Max speed, 460 mph (740 km/h)
at 20,000ft (6,100 m). Rate of climb, 3,800 ft/min (19.3 mlsec). Service
ceiling, 40,000 ft (12,192 m). Range, 1,100 mis (1,770 km). Empty weight,
9,233 Ib (4,192 kg). Max gross weight, 12,090 Ib (5,489 kg). Span, 35
ft 0 in (10.67 m). Length, 37 ft 0 in (11.30 m). Wing area, 263 sqft (24.4m2).
