Beechcraft 1958 D50A Twin Bonanza

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Key Takeaways:

  • The article details the specifications for the 1958 Beechcraft D50A Twin Bonanza, a twin-engine aircraft powered by Lycoming GO-480G2D6 engines, each delivering 295 horsepower.
  • It has a gross weight of 6300 lbs, a useful load of 2210 lbs, and a seating capacity for 7 individuals, along with a 500 lb baggage capacity.
  • Key performance figures include a cruise speed of approximately 203 knots at 75% power, a maximum range of 825 nautical miles (at 65% power), and a two-engine service ceiling of 20,000 feet.
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beechcraft
Engine make/model: Lyc. GO-480G2D6
Horsepower: 295
TBO hours: 1400
Fuel type: 100LL
Propeller: Const. spd.
Landing Gear type: Tri./Retr.
Gross weight (lbs.): 6300
Empty weight, std. (lbs.): 4090
Useful load (lbs.): 2210
Fuel (gals.): 134
Payload, full std. fuel (lbs.): 624
Oil capacity (qts.): 12
Wingspan: 45 ft. 3 in.
Overall length: 31 ft. 6.5 in.
Height: 11 ft. 4 in.
Wing area (sq. ft.): 277
Seating capacity: 7
Cabin width (in.): 54
Cabin height (in.): 51
Baggage capacity (lbs.): 500
PERFORMANCE
Cruise speed, 8,000 ft. (kts.):
75% power: 203
65% power: 201
Max range (w/ reserve) (nm):
75% power: N/A
65% power: 825
Fuel consumption (gph):
70% power: 37
65% power: 34
Estimated endurance (65% power with 1-hr reserve): 4 hrs. 6 mins.
Stall speed (gear, flaps down)(knots): 71
Best rate of climb:
two engines (fpm): 1450
one engine (fpm): 300
Service ceiling (ft.):
two engines (fpm): 20,000
one engine (fpm): 7000
Takeoff ground roll (ft.): 905
Landing ground roll (ft.): 700

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