An in-depth look at the Boeing E-3D Sentry in RAF service

When the Boeing E-3D Sentry entered British service in 1991, it was the end of a long saga, and the start of an even longer career. Here, Dr Kevin Wright takes a closer look at the recently retired aircraft

When 8 Squadron reformed at RAF Kinloss in Scotland on January 1, 1972, it was equipped with 12 archaic Shackleton AEW2s as an interim airborne early warning (AEW) platform. Fitted with refurbished 1940s AN/APS-20F radars, taken from retired Gannet AEW3s, the squadron moved to RAF Lossiemouth in August the following year.

Royal Air Force Boeing E3D Sentry ZH107 ‘Bashful’ taxies for departure at its home base of RAF Waddington. The jet was withdrawn from service in December 2019
Jamie Ewan

While British Aerospace’s proposed Nimrod AEW project was intended to replace the desperately outdated Shackletons sometime during the mid 1980s, the ill-fated project – crippled by huge cost escalation and extremely poor performance – collapsed in 1986. The hunt for a suitable AEW platform was on.

Become a Premium Member to Read More

This is a premium article and requires an active Key.Aero subscription to view.

I’m an existing member, sign me in!

I don’t have a subscription…

Enjoy the following subscriber only benefits:

  • Unlimited access to all KeyAero content
  • Exclusive in-depth articles and analysis, videos, quizzes added daily
  • A fully searchable archive – boasting hundreds of thousands of pieces of quality aviation content
  • Access to read all our leading aviation magazines online - meaning you can enjoy the likes of FlyPast, Aeroplane Monthly, AirForces Monthly, Combat Aircraft, Aviation News, Airports of the World, PC Pilot and Airliner World - as soon as they leave the editor’s desk.
  • Access on any device- anywhere, anytime
  • Choose from our offers below