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Saunders-Roe SR.45 (Princess)


Flying Boat


The Saunders-Roe Princess flying boat became the largest all-metal flying boat aircraft to have been built - just one example was completed.
Authored By: Staff Writer | Edited: 5/4/2019
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Specifications


Year: 1952
Status: Cancelled
Manufacturer(s): Saunders-Roe (SARO) - UK
Production: 1
Crew: 6
Length: 147.64 ft (45 m)
Width: 219.49 ft (66.9 m)
Height: 55.74 ft (16.99 m)
Weight (Empty): 190,038 lb (86,200 kg)
Weight (MTOW): 345,023 lb (156,500 kg)
Power: 4 x Bristol Coupled-Proteus 610 turboprop engines developing 5,000 horsepower each with 2 x Bristol Proteus 620 turboprop engines developing an additional 2,500 horsepower; All engines driving four-bladed propeller units.
Speed: 379 mph (610 kph; 329 kts)
Ceiling: 39,370 feet (12,000 m; 7.46 miles)
Range: 5,720 miles (9,205 km; 4,970 nm)
Rate-of-Climb: 1,900 ft/min (579 m/min)
Operators: United Kingdom






Armament



None.

Variants / Models



• SR.45 "Princess" - Base Series Designation.
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