Awarded: June 1958

Blazon: A Crane’s Head and neck erased proper holding in the beak an open Padlock Or with its Key Argent

Link: The open padlock and key symbolise the role of the unit in searching for information.

Motto: Valiant and Vigilant

History: Formed at Benson on 19 October 1942, disbanding there on 18 October 1943. Re-formed at Gaydon on 1 July 1955, finally disbanding at Wyton on 27 May 1974.

Battle Honours: No Standard

Sponsored by Just Wood and dedicated to all who served with No 543 Squadron