Aircraft Data Sheet: Saunders-Roe P. 531-1

Saunders-Roe P. 531-1
First flight: 30th September 1958
Rotor diameter: 9.9m/32ft 6ins
Length: 9.2m/30ft 4ins
Max weight: 1723kg/3,800lb
Max speed: 193kph/104knots
Power: One 425shp/316kW
Blackburn-Turbomeca Turmo FF turboshaft
Accommodation: Pilot plus three
No Built: Six (P-531 all versions)

Saunders-Roe were fully engaged upon the development of the P-531 project at the time of the Westland take over. The work on deck landing was of special significance forming as it did the basis for future shipborne helicopter operations.