Developed from the Saro P.531, it served as a land-based general purpose military helicopter, sharing a common ancestor and numerous components with the naval-orientated Westland Wasp helicopter.
Desenvolvido a partir do Saro P.531, servía como helicóptero militar de propósito xeral baseado en terra, compartindo o antepasado e numerosos compoñentes comúns co helicóptero naval Westland Wasp.