Saunders-Roe SR.45 (Princess)

Flying Boat

Aviation / Aerospace

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 | Content ©www.MilitaryFactory.com

Specifications

Year:
1952

Status
Cancelled

Crew
6

[ 1 Units ] :
Saunders-Roe (SARO) - UK

United Kingdom

- Transport
- Commercial Market
- X-Plane / Developmental

Length:
147.64 ft (45 m)

Width:
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)

Max Speed:
379 mph (610 kph; 329 kts)

Service Ceiling:
39,370 feet (12,000 m; 7.46 miles)

Max 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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