Helicopter Sikorsky R-4 Hoverfly Serial 200 Register KK995 used by Fleet Air Arm RN (Royal Navy). Aircraft history and location By Dave Taskis Aircraft History KK995 Fleet Air Arm 1944-10R-4B BuNo 43-46558 Oct44 to RN (or RAF?) as Hoverfly I type 2010 preserved at RAF Museum, London R-4B-SI Hoverfly I c/n 200 del for Royal Navy ex 43-46558 restored with parts from KL110 1974-07 A RAF Museum Exhibit Jul 1974 as /E at RAF Museum, Hendon, still Mar 1976. 2018-04-03 A RAF Museum Exhibit as /E at RAF Museum, Hendon Send Updates Use APP to upload photo @ (optional) When Now? / / Send