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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 | Last Edited: 5/4/2019






Specifications



Year:
1952
Status
Cancelled
Crew
6
[ 1 Units ] :
Saunders-Roe (SARO) - UK
National flag of United Kingdom United Kingdom
- Transport
- Commercial Market
- X-Plane / Developmental
Length:
147.64 ft (45 m)
Width/Span:
219.49 ft (66.9 m)
Height:
55.74 ft (16.99 m)
(Showcased structural dimension values pertain to the Saunders-Roe SR.45 production model)
Empty Weight:
190,038 lb (86,200 kg)
MTOW:
345,023 lb (156,500 kg)
(Diff: +154,985lb)
(Showcased weight values pertain to the Saunders-Roe SR.45 production model)
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.
(Showcased powerplant information pertains to the Saunders-Roe SR.45 production model)
Maximum Speed:
379 mph (610 kph; 329 kts)
Service Ceiling:
39,370 feet (12,000 m; 7.46 miles)
Maximum Range:
5,720 miles (9,205 km; 4,970 nm)
Rate-of-Climb:
1,900 ft/min (579 m/min)
(Showcased performance values pertain to the Saunders-Roe SR.45 production model; Compare this aircraft entry against any other in our database)
None.
(Showcased armament details pertain to the Saunders-Roe SR.45 production model)
SR.45 "Princess" - Base Series Designation.

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