The Wessex, in its different versions, had been widely used in 60s and 70s by the British forces. Straight derived from the American Sikorsky S-58 "Choctaw" it had been produced under permit by the British business Westland considering that the late '50s. More at length, the Wessex HAS 1, at first produced the Royal Navy, ended up being characterized by significant abilities in all-weather operations and in a position to be a successful anti-submarine platform. When compared with its predecessor, the Westland Whirlind, the Wessex is a decisive enhancement with grater offensive load capability and a far greater reliability. One of many distinctions from Sikorsky’s S-58 had been the replacement associated with piston motor powerplant with a cutting-edge – for the age – turboshaft Rolls-Royce Gazelle motor.
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