Westland Wasp

Derived from Saunders Roe Saro P.531

Two seat (side by side), anti-submarine and anti-surface warfare helicopter. derived from the Saunders-Roe P531, after disappointing experience with the Skeeter 5. powered by a (derated) rolls-royce (blackburn) nimbus 101 engine. A four point, castored wheel fixed undercarriage and its small size allowed operation from small ships. used by the Royal Navy (96), with export versions for Australia, Brazil, Netherlands and New Zealand navies. Could carry two torpedos or air to surface missles.
Built at Fairey (then Westland) factory at Hayes, Middlesex. Transported the 15 miles westward by road to White Waltham for first flight.
production wasps used the rolls-royce nimbus 503 engine.
Orginally designated Sea Scout, was known as Wasp HAS.1 in Royal Navy service. The f. in the c/n means that was built by Fairey.


Engine: 1 x RR Nimbus 503 710 shp
Capacity: 2 + 3
Length: (m) 9.24
Height: (m) 2.72
Blades: 4
Rotor diam.: (m) 9.83
Disc area: (m2) 75.9
Weight: (kgs) Empty: 1566     Max: 2495
Speed: (km/h) Cruise: 177     Max: 193
Range: (km) 435
Ceiling: (m) 3720     Max: 3810
Rate/Climb: (m/min) 439

List of Operators of Westland Wasp

From Organisation with model Wasp
south africa Suid-Afrikaanse Lugmag
    16 1963/90
united kingdom Fleet Air Arm
    98 1963/86
brazil Força Aeronaval da Marinha do Brasil
    11 1966/91
netherlands Marine Luchtvaartdienst
    13 1966/81
new zealand Royal New Zealand Navy
    17 1966/98
indonesia tentara nasional indonesia angkatan laut
    10 1981/98
malaysia Tentera Laut Diraja Malaysia
    12 1987/01
united kingdom Boscombe Down Aviation Collection
    1 1995/   
Construction Numbers on database of Wasp or its versions


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